Home / 42,136.08-63,162.64-17,193.64

Finding the Fourth Proportional to 42,136.08, 63,162.64 and 17,193.64

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Solution

The fourth proportional to 42,136.08, 63,162.64 and 17,193.64 is: 25,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136.08 : 63,162.64 = 17,193.64 : x
  2. Step 2: Convert to fraction form
    42,136.08/63,162.64 = 17,193.64/x
  3. Step 3: Cross multiply
    42,136.08x = 63,162.64 × 17,193.64
  4. Step 4: Simplify right side
    42,136.08x = 1,085,995,693.61
  5. Step 5: Solve for x
    x = 1,085,995,693.61/42,136.08
  6. Step 6: Final answer
    x = 25,773.53

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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.