Home / 39,278.48-58,901.52-15,898.64

Finding the Fourth Proportional to 39,278.48, 58,901.52 and 15,898.64

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Solution

The fourth proportional to 39,278.48, 58,901.52 and 15,898.64 is: 23,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278.48 : 58,901.52 = 15,898.64 : x
  2. Step 2: Convert to fraction form
    39,278.48/58,901.52 = 15,898.64/x
  3. Step 3: Cross multiply
    39,278.48x = 58,901.52 × 15,898.64
  4. Step 4: Simplify right side
    39,278.48x = 936,454,061.93
  5. Step 5: Solve for x
    x = 936,454,061.93/39,278.48
  6. Step 6: Final answer
    x = 23,841.40

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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.