Home / 15,553.70-23,330.55-9,332.90

Finding the Fourth Proportional to 15,553.70, 23,330.55 and 9,332.90

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Solution

The fourth proportional to 15,553.70, 23,330.55 and 9,332.90 is: 13,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.70 : 23,330.55 = 9,332.90 : x
  2. Step 2: Convert to fraction form
    15,553.70/23,330.55 = 9,332.90/x
  3. Step 3: Cross multiply
    15,553.70x = 23,330.55 × 9,332.90
  4. Step 4: Simplify right side
    15,553.70x = 217,741,690.10
  5. Step 5: Solve for x
    x = 217,741,690.10/15,553.70
  6. Step 6: Final answer
    x = 13,999.35

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Similar ratio
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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.