Home / 16,565.78-24,840.15-4,877.48

Finding the Fourth Proportional to 16,565.78, 24,840.15 and 4,877.48

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Solution

The fourth proportional to 16,565.78, 24,840.15 and 4,877.48 is: 7,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,565.78 : 24,840.15 = 4,877.48 : x
  2. Step 2: Convert to fraction form
    16,565.78/24,840.15 = 4,877.48/x
  3. Step 3: Cross multiply
    16,565.78x = 24,840.15 × 4,877.48
  4. Step 4: Simplify right side
    16,565.78x = 121,157,210.62
  5. Step 5: Solve for x
    x = 121,157,210.62/16,565.78
  6. Step 6: Final answer
    x = 7,313.71

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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.