Home / 14,778.30-22,167.45-9,237.90

Finding the Fourth Proportional to 14,778.30, 22,167.45 and 9,237.90

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Solution

The fourth proportional to 14,778.30, 22,167.45 and 9,237.90 is: 13,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.30 : 22,167.45 = 9,237.90 : x
  2. Step 2: Convert to fraction form
    14,778.30/22,167.45 = 9,237.90/x
  3. Step 3: Cross multiply
    14,778.30x = 22,167.45 × 9,237.90
  4. Step 4: Simplify right side
    14,778.30x = 204,780,686.36
  5. Step 5: Solve for x
    x = 204,780,686.36/14,778.30
  6. Step 6: Final answer
    x = 13,856.85

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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.