Home / 37,534.28-51,791.55-21,402.92

Finding the Fourth Proportional to 37,534.28, 51,791.55 and 21,402.92

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Solution

The fourth proportional to 37,534.28, 51,791.55 and 21,402.92 is: 29,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,534.28 : 51,791.55 = 21,402.92 : x
  2. Step 2: Convert to fraction form
    37,534.28/51,791.55 = 21,402.92/x
  3. Step 3: Cross multiply
    37,534.28x = 51,791.55 × 21,402.92
  4. Step 4: Simplify right side
    37,534.28x = 1,108,490,142.37
  5. Step 5: Solve for x
    x = 1,108,490,142.37/37,534.28
  6. Step 6: Final answer
    x = 29,532.74

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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.