Home / 27,332.42-37,722.36-15,398.12

Finding the Fourth Proportional to 27,332.42, 37,722.36 and 15,398.12

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Solution

The fourth proportional to 27,332.42, 37,722.36 and 15,398.12 is: 21,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.42 : 37,722.36 = 15,398.12 : x
  2. Step 2: Convert to fraction form
    27,332.42/37,722.36 = 15,398.12/x
  3. Step 3: Cross multiply
    27,332.42x = 37,722.36 × 15,398.12
  4. Step 4: Simplify right side
    27,332.42x = 580,853,425.96
  5. Step 5: Solve for x
    x = 580,853,425.96/27,332.42
  6. Step 6: Final answer
    x = 21,251.45

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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.