Home / 15,654.57-23,470.70-7,330.02

Finding the Fourth Proportional to 15,654.57, 23,470.70 and 7,330.02

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Solution

The fourth proportional to 15,654.57, 23,470.70 and 7,330.02 is: 10,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.57 : 23,470.70 = 7,330.02 : x
  2. Step 2: Convert to fraction form
    15,654.57/23,470.70 = 7,330.02/x
  3. Step 3: Cross multiply
    15,654.57x = 23,470.70 × 7,330.02
  4. Step 4: Simplify right side
    15,654.57x = 172,040,663.76
  5. Step 5: Solve for x
    x = 172,040,663.76/15,654.57
  6. Step 6: Final answer
    x = 10,989.80

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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.