Home / 42,262.41-63,425.75-15,633.60

Finding the Fourth Proportional to 42,262.41, 63,425.75 and 15,633.60

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Solution

The fourth proportional to 42,262.41, 63,425.75 and 15,633.60 is: 23,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,262.41 : 63,425.75 = 15,633.60 : x
  2. Step 2: Convert to fraction form
    42,262.41/63,425.75 = 15,633.60/x
  3. Step 3: Cross multiply
    42,262.41x = 63,425.75 × 15,633.60
  4. Step 4: Simplify right side
    42,262.41x = 991,572,727.03
  5. Step 5: Solve for x
    x = 991,572,727.03/42,262.41
  6. Step 6: Final answer
    x = 23,462.29

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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.