Home / 47,553.90-71,325.45-12,497.10

Finding the Fourth Proportional to 47,553.90, 71,325.45 and 12,497.10

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Solution

The fourth proportional to 47,553.90, 71,325.45 and 12,497.10 is: 18,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,553.90 : 71,325.45 = 12,497.10 : x
  2. Step 2: Convert to fraction form
    47,553.90/71,325.45 = 12,497.10/x
  3. Step 3: Cross multiply
    47,553.90x = 71,325.45 × 12,497.10
  4. Step 4: Simplify right side
    47,553.90x = 891,361,281.20
  5. Step 5: Solve for x
    x = 891,361,281.20/47,553.90
  6. Step 6: Final answer
    x = 18,744.23

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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.