Home / 14,713.11-20,304.50-7,999.19

Finding the Fourth Proportional to 14,713.11, 20,304.50 and 7,999.19

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Solution

The fourth proportional to 14,713.11, 20,304.50 and 7,999.19 is: 11,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.11 : 20,304.50 = 7,999.19 : x
  2. Step 2: Convert to fraction form
    14,713.11/20,304.50 = 7,999.19/x
  3. Step 3: Cross multiply
    14,713.11x = 20,304.50 × 7,999.19
  4. Step 4: Simplify right side
    14,713.11x = 162,419,526.05
  5. Step 5: Solve for x
    x = 162,419,526.05/14,713.11
  6. Step 6: Final answer
    x = 11,039.10

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.