Home / 16,624.30-22,938.84-9,909.76

Finding the Fourth Proportional to 16,624.30, 22,938.84 and 9,909.76

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Solution

The fourth proportional to 16,624.30, 22,938.84 and 9,909.76 is: 13,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624.30 : 22,938.84 = 9,909.76 : x
  2. Step 2: Convert to fraction form
    16,624.30/22,938.84 = 9,909.76/x
  3. Step 3: Cross multiply
    16,624.30x = 22,938.84 × 9,909.76
  4. Step 4: Simplify right side
    16,624.30x = 227,318,399.08
  5. Step 5: Solve for x
    x = 227,318,399.08/16,624.30
  6. Step 6: Final answer
    x = 13,673.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.