Home / 61,649.28-92,475.36-28,397.16

Finding the Fourth Proportional to 61,649.28, 92,475.36 and 28,397.16

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Solution

The fourth proportional to 61,649.28, 92,475.36 and 28,397.16 is: 42,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,649.28 : 92,475.36 = 28,397.16 : x
  2. Step 2: Convert to fraction form
    61,649.28/92,475.36 = 28,397.16/x
  3. Step 3: Cross multiply
    61,649.28x = 92,475.36 × 28,397.16
  4. Step 4: Simplify right side
    61,649.28x = 2,626,037,593.98
  5. Step 5: Solve for x
    x = 2,626,037,593.98/61,649.28
  6. Step 6: Final answer
    x = 42,596.40

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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.