Home / 19,641.72-29,464.50-9,250.68

Finding the Fourth Proportional to 19,641.72, 29,464.50 and 9,250.68

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Solution

The fourth proportional to 19,641.72, 29,464.50 and 9,250.68 is: 13,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.72 : 29,464.50 = 9,250.68 : x
  2. Step 2: Convert to fraction form
    19,641.72/29,464.50 = 9,250.68/x
  3. Step 3: Cross multiply
    19,641.72x = 29,464.50 × 9,250.68
  4. Step 4: Simplify right side
    19,641.72x = 272,566,660.86
  5. Step 5: Solve for x
    x = 272,566,660.86/19,641.72
  6. Step 6: Final answer
    x = 13,876.92

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1.5x scale

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.