Home / 42,565.04-63,847.52-11,399.44

Finding the Fourth Proportional to 42,565.04, 63,847.52 and 11,399.44

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Solution

The fourth proportional to 42,565.04, 63,847.52 and 11,399.44 is: 17,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,565.04 : 63,847.52 = 11,399.44 : x
  2. Step 2: Convert to fraction form
    42,565.04/63,847.52 = 11,399.44/x
  3. Step 3: Cross multiply
    42,565.04x = 63,847.52 × 11,399.44
  4. Step 4: Simplify right side
    42,565.04x = 727,825,973.39
  5. Step 5: Solve for x
    x = 727,825,973.39/42,565.04
  6. Step 6: Final answer
    x = 17,099.15

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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.