Home / 39,292.16-54,217.28-22,521.92

Finding the Fourth Proportional to 39,292.16, 54,217.28 and 22,521.92

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Solution

The fourth proportional to 39,292.16, 54,217.28 and 22,521.92 is: 31,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292.16 : 54,217.28 = 22,521.92 : x
  2. Step 2: Convert to fraction form
    39,292.16/54,217.28 = 22,521.92/x
  3. Step 3: Cross multiply
    39,292.16x = 54,217.28 × 22,521.92
  4. Step 4: Simplify right side
    39,292.16x = 1,221,077,242.78
  5. Step 5: Solve for x
    x = 1,221,077,242.78/39,292.16
  6. Step 6: Final answer
    x = 31,076.87

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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.