Home / 22,976.31-34,435.08-20,002.62

Finding the Fourth Proportional to 22,976.31, 34,435.08 and 20,002.62

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Solution

The fourth proportional to 22,976.31, 34,435.08 and 20,002.62 is: 29,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,976.31 : 34,435.08 = 20,002.62 : x
  2. Step 2: Convert to fraction form
    22,976.31/34,435.08 = 20,002.62/x
  3. Step 3: Cross multiply
    22,976.31x = 34,435.08 × 20,002.62
  4. Step 4: Simplify right side
    22,976.31x = 688,791,819.91
  5. Step 5: Solve for x
    x = 688,791,819.91/22,976.31
  6. Step 6: Final answer
    x = 29,978.35

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1.5x scale

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.