Home / 28,565.25-42,878.45-24,176.55

Finding the Fourth Proportional to 28,565.25, 42,878.45 and 24,176.55

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Solution

The fourth proportional to 28,565.25, 42,878.45 and 24,176.55 is: 36,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,565.25 : 42,878.45 = 24,176.55 : x
  2. Step 2: Convert to fraction form
    28,565.25/42,878.45 = 24,176.55/x
  3. Step 3: Cross multiply
    28,565.25x = 42,878.45 × 24,176.55
  4. Step 4: Simplify right side
    28,565.25x = 1,036,652,990.35
  5. Step 5: Solve for x
    x = 1,036,652,990.35/28,565.25
  6. Step 6: Final answer
    x = 36,290.70

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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.