Home / 19,352.97-29,035.13-8,113.68

Finding the Fourth Proportional to 19,352.97, 29,035.13 and 8,113.68

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Solution

The fourth proportional to 19,352.97, 29,035.13 and 8,113.68 is: 12,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.97 : 29,035.13 = 8,113.68 : x
  2. Step 2: Convert to fraction form
    19,352.97/29,035.13 = 8,113.68/x
  3. Step 3: Cross multiply
    19,352.97x = 29,035.13 × 8,113.68
  4. Step 4: Simplify right side
    19,352.97x = 235,581,713.01
  5. Step 5: Solve for x
    x = 235,581,713.01/19,352.97
  6. Step 6: Final answer
    x = 12,172.90

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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.