Home / 37,854.70-52,240.68-21,724.96

Finding the Fourth Proportional to 37,854.70, 52,240.68 and 21,724.96

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Solution

The fourth proportional to 37,854.70, 52,240.68 and 21,724.96 is: 29,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.70 : 52,240.68 = 21,724.96 : x
  2. Step 2: Convert to fraction form
    37,854.70/52,240.68 = 21,724.96/x
  3. Step 3: Cross multiply
    37,854.70x = 52,240.68 × 21,724.96
  4. Step 4: Simplify right side
    37,854.70x = 1,134,926,574.75
  5. Step 5: Solve for x
    x = 1,134,926,574.75/37,854.70
  6. Step 6: Final answer
    x = 29,981.13

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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.