Home / 37,151.97-51,269.72-21,236.77

Finding the Fourth Proportional to 37,151.97, 51,269.72 and 21,236.77

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Solution

The fourth proportional to 37,151.97, 51,269.72 and 21,236.77 is: 29,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.97 : 51,269.72 = 21,236.77 : x
  2. Step 2: Convert to fraction form
    37,151.97/51,269.72 = 21,236.77/x
  3. Step 3: Cross multiply
    37,151.97x = 51,269.72 × 21,236.77
  4. Step 4: Simplify right side
    37,151.97x = 1,088,803,251.60
  5. Step 5: Solve for x
    x = 1,088,803,251.60/37,151.97
  6. Step 6: Final answer
    x = 29,306.74

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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.