Home / 57,118.64-85,677.08-15,565.52

Finding the Fourth Proportional to 57,118.64, 85,677.08 and 15,565.52

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Solution

The fourth proportional to 57,118.64, 85,677.08 and 15,565.52 is: 23,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,118.64 : 85,677.08 = 15,565.52 : x
  2. Step 2: Convert to fraction form
    57,118.64/85,677.08 = 15,565.52/x
  3. Step 3: Cross multiply
    57,118.64x = 85,677.08 × 15,565.52
  4. Step 4: Simplify right side
    57,118.64x = 1,333,608,302.28
  5. Step 5: Solve for x
    x = 1,333,608,302.28/57,118.64
  6. Step 6: Final answer
    x = 23,348.04

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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.