Home / 57,565.40-79,440.18-32,415.08

Finding the Fourth Proportional to 57,565.40, 79,440.18 and 32,415.08

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Solution

The fourth proportional to 57,565.40, 79,440.18 and 32,415.08 is: 44,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,565.40 : 79,440.18 = 32,415.08 : x
  2. Step 2: Convert to fraction form
    57,565.40/79,440.18 = 32,415.08/x
  3. Step 3: Cross multiply
    57,565.40x = 79,440.18 × 32,415.08
  4. Step 4: Simplify right side
    57,565.40x = 2,575,059,789.91
  5. Step 5: Solve for x
    x = 2,575,059,789.91/57,565.40
  6. Step 6: Final answer
    x = 44,732.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.