Home / 37,560.73-51,836.68-21,428.39

Finding the Fourth Proportional to 37,560.73, 51,836.68 and 21,428.39

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Solution

The fourth proportional to 37,560.73, 51,836.68 and 21,428.39 is: 29,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,560.73 : 51,836.68 = 21,428.39 : x
  2. Step 2: Convert to fraction form
    37,560.73/51,836.68 = 21,428.39/x
  3. Step 3: Cross multiply
    37,560.73x = 51,836.68 × 21,428.39
  4. Step 4: Simplify right side
    37,560.73x = 1,110,776,595.35
  5. Step 5: Solve for x
    x = 1,110,776,595.35/37,560.73
  6. Step 6: Final answer
    x = 29,572.82

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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.