Home / 37,121.28-51,228.16-22,585.28

Finding the Fourth Proportional to 37,121.28, 51,228.16 and 22,585.28

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Solution

The fourth proportional to 37,121.28, 51,228.16 and 22,585.28 is: 31,168.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.28 : 51,228.16 = 22,585.28 : x
  2. Step 2: Convert to fraction form
    37,121.28/51,228.16 = 22,585.28/x
  3. Step 3: Cross multiply
    37,121.28x = 51,228.16 × 22,585.28
  4. Step 4: Simplify right side
    37,121.28x = 1,157,002,337.48
  5. Step 5: Solve for x
    x = 1,157,002,337.48/37,121.28
  6. Step 6: Final answer
    x = 31,168.17

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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.