Home / 65,732.30-98,598.45-28,310.30

Finding the Fourth Proportional to 65,732.30, 98,598.45 and 28,310.30

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Solution

The fourth proportional to 65,732.30, 98,598.45 and 28,310.30 is: 42,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,732.30 : 98,598.45 = 28,310.30 : x
  2. Step 2: Convert to fraction form
    65,732.30/98,598.45 = 28,310.30/x
  3. Step 3: Cross multiply
    65,732.30x = 98,598.45 × 28,310.30
  4. Step 4: Simplify right side
    65,732.30x = 2,791,351,699.04
  5. Step 5: Solve for x
    x = 2,791,351,699.04/65,732.30
  6. Step 6: Final answer
    x = 42,465.45

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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.