Home / 38,402.74-57,552.27-19,947.70

Finding the Fourth Proportional to 38,402.74, 57,552.27 and 19,947.70

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Solution

The fourth proportional to 38,402.74, 57,552.27 and 19,947.70 is: 29,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,402.74 : 57,552.27 = 19,947.70 : x
  2. Step 2: Convert to fraction form
    38,402.74/57,552.27 = 19,947.70/x
  3. Step 3: Cross multiply
    38,402.74x = 57,552.27 × 19,947.70
  4. Step 4: Simplify right side
    38,402.74x = 1,148,035,416.28
  5. Step 5: Solve for x
    x = 1,148,035,416.28/38,402.74
  6. Step 6: Final answer
    x = 29,894.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.