Home / 37,179.56-51,306-21,265.76

Finding the Fourth Proportional to 37,179.56, 51,306 and 21,265.76

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Solution

The fourth proportional to 37,179.56, 51,306 and 21,265.76 is: 29,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179.56 : 51,306 = 21,265.76 : x
  2. Step 2: Convert to fraction form
    37,179.56/51,306 = 21,265.76/x
  3. Step 3: Cross multiply
    37,179.56x = 51,306 × 21,265.76
  4. Step 4: Simplify right side
    37,179.56x = 1,091,061,082.56
  5. Step 5: Solve for x
    x = 1,091,061,082.56/37,179.56
  6. Step 6: Final answer
    x = 29,345.72

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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.