Home / 39,882.78-59,838.01-17,711.73

Finding the Fourth Proportional to 39,882.78, 59,838.01 and 17,711.73

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Solution

The fourth proportional to 39,882.78, 59,838.01 and 17,711.73 is: 26,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,882.78 : 59,838.01 = 17,711.73 : x
  2. Step 2: Convert to fraction form
    39,882.78/59,838.01 = 17,711.73/x
  3. Step 3: Cross multiply
    39,882.78x = 59,838.01 × 17,711.73
  4. Step 4: Simplify right side
    39,882.78x = 1,059,834,632.58
  5. Step 5: Solve for x
    x = 1,059,834,632.58/39,882.78
  6. Step 6: Final answer
    x = 26,573.74

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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.