Home / 37,934.88-52,351.56-21,171.12

Finding the Fourth Proportional to 37,934.88, 52,351.56 and 21,171.12

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Solution

The fourth proportional to 37,934.88, 52,351.56 and 21,171.12 is: 29,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,934.88 : 52,351.56 = 21,171.12 : x
  2. Step 2: Convert to fraction form
    37,934.88/52,351.56 = 21,171.12/x
  3. Step 3: Cross multiply
    37,934.88x = 52,351.56 × 21,171.12
  4. Step 4: Simplify right side
    37,934.88x = 1,108,341,158.95
  5. Step 5: Solve for x
    x = 1,108,341,158.95/37,934.88
  6. Step 6: Final answer
    x = 29,216.94

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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.