Home / 34,452.20-47,531.28-21,701.96

Finding the Fourth Proportional to 34,452.20, 47,531.28 and 21,701.96

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Solution

The fourth proportional to 34,452.20, 47,531.28 and 21,701.96 is: 29,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452.20 : 47,531.28 = 21,701.96 : x
  2. Step 2: Convert to fraction form
    34,452.20/47,531.28 = 21,701.96/x
  3. Step 3: Cross multiply
    34,452.20x = 47,531.28 × 21,701.96
  4. Step 4: Simplify right side
    34,452.20x = 1,031,521,937.31
  5. Step 5: Solve for x
    x = 1,031,521,937.31/34,452.20
  6. Step 6: Final answer
    x = 29,940.67

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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.