Home / 42,701.40-64,052.10-14,999.40

Finding the Fourth Proportional to 42,701.40, 64,052.10 and 14,999.40

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Solution

The fourth proportional to 42,701.40, 64,052.10 and 14,999.40 is: 22,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.40 : 64,052.10 = 14,999.40 : x
  2. Step 2: Convert to fraction form
    42,701.40/64,052.10 = 14,999.40/x
  3. Step 3: Cross multiply
    42,701.40x = 64,052.10 × 14,999.40
  4. Step 4: Simplify right side
    42,701.40x = 960,743,068.74
  5. Step 5: Solve for x
    x = 960,743,068.74/42,701.40
  6. Step 6: Final answer
    x = 22,499.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.