Home / 42,565.54-63,848.27-11,399.94

Finding the Fourth Proportional to 42,565.54, 63,848.27 and 11,399.94

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Solution

The fourth proportional to 42,565.54, 63,848.27 and 11,399.94 is: 17,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,565.54 : 63,848.27 = 11,399.94 : x
  2. Step 2: Convert to fraction form
    42,565.54/63,848.27 = 11,399.94/x
  3. Step 3: Cross multiply
    42,565.54x = 63,848.27 × 11,399.94
  4. Step 4: Simplify right side
    42,565.54x = 727,866,447.10
  5. Step 5: Solve for x
    x = 727,866,447.10/42,565.54
  6. Step 6: Final answer
    x = 17,099.90

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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.