Home / 34,717.28-47,909.50-19,609.90

Finding the Fourth Proportional to 34,717.28, 47,909.50 and 19,609.90

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Solution

The fourth proportional to 34,717.28, 47,909.50 and 19,609.90 is: 27,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,717.28 : 47,909.50 = 19,609.90 : x
  2. Step 2: Convert to fraction form
    34,717.28/47,909.50 = 19,609.90/x
  3. Step 3: Cross multiply
    34,717.28x = 47,909.50 × 19,609.90
  4. Step 4: Simplify right side
    34,717.28x = 939,500,335.25
  5. Step 5: Solve for x
    x = 939,500,335.25/34,717.28
  6. Step 6: Final answer
    x = 27,061.47

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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.