Home / 18,560.72-25,614.24-10,177.28

Finding the Fourth Proportional to 18,560.72, 25,614.24 and 10,177.28

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Solution

The fourth proportional to 18,560.72, 25,614.24 and 10,177.28 is: 14,044.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.72 : 25,614.24 = 10,177.28 : x
  2. Step 2: Convert to fraction form
    18,560.72/25,614.24 = 10,177.28/x
  3. Step 3: Cross multiply
    18,560.72x = 25,614.24 × 10,177.28
  4. Step 4: Simplify right side
    18,560.72x = 260,683,292.47
  5. Step 5: Solve for x
    x = 260,683,292.47/18,560.72
  6. Step 6: Final answer
    x = 14,044.89

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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.