Home / 27,437.27-37,864.13-15,500.70

Finding the Fourth Proportional to 27,437.27, 37,864.13 and 15,500.70

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Solution

The fourth proportional to 27,437.27, 37,864.13 and 15,500.70 is: 21,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,437.27 : 37,864.13 = 15,500.70 : x
  2. Step 2: Convert to fraction form
    27,437.27/37,864.13 = 15,500.70/x
  3. Step 3: Cross multiply
    27,437.27x = 37,864.13 × 15,500.70
  4. Step 4: Simplify right side
    27,437.27x = 586,920,442.39
  5. Step 5: Solve for x
    x = 586,920,442.39/27,437.27
  6. Step 6: Final answer
    x = 21,391.36

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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.