Home / 14,003.36-19,322.88-8,034.20

Finding the Fourth Proportional to 14,003.36, 19,322.88 and 8,034.20

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Solution

The fourth proportional to 14,003.36, 19,322.88 and 8,034.20 is: 11,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.36 : 19,322.88 = 8,034.20 : x
  2. Step 2: Convert to fraction form
    14,003.36/19,322.88 = 8,034.20/x
  3. Step 3: Cross multiply
    14,003.36x = 19,322.88 × 8,034.20
  4. Step 4: Simplify right side
    14,003.36x = 155,243,882.50
  5. Step 5: Solve for x
    x = 155,243,882.50/14,003.36
  6. Step 6: Final answer
    x = 11,086.19

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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.