Home / 14,333.55-21,489.84-9,641.90

Finding the Fourth Proportional to 14,333.55, 21,489.84 and 9,641.90

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Solution

The fourth proportional to 14,333.55, 21,489.84 and 9,641.90 is: 14,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.55 : 21,489.84 = 9,641.90 : x
  2. Step 2: Convert to fraction form
    14,333.55/21,489.84 = 9,641.90/x
  3. Step 3: Cross multiply
    14,333.55x = 21,489.84 × 9,641.90
  4. Step 4: Simplify right side
    14,333.55x = 207,202,780.85
  5. Step 5: Solve for x
    x = 207,202,780.85/14,333.55
  6. Step 6: Final answer
    x = 14,455.79

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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.