Home / 25,565.83-38,366.27-8,925.86

Finding the Fourth Proportional to 25,565.83, 38,366.27 and 8,925.86

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Solution

The fourth proportional to 25,565.83, 38,366.27 and 8,925.86 is: 13,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,565.83 : 38,366.27 = 8,925.86 : x
  2. Step 2: Convert to fraction form
    25,565.83/38,366.27 = 8,925.86/x
  3. Step 3: Cross multiply
    25,565.83x = 38,366.27 × 8,925.86
  4. Step 4: Simplify right side
    25,565.83x = 342,452,039.50
  5. Step 5: Solve for x
    x = 342,452,039.50/25,565.83
  6. Step 6: Final answer
    x = 13,394.91

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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.