Home / 34,604.17-47,753.75-18,688.62

Finding the Fourth Proportional to 34,604.17, 47,753.75 and 18,688.62

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Solution

The fourth proportional to 34,604.17, 47,753.75 and 18,688.62 is: 25,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,604.17 : 47,753.75 = 18,688.62 : x
  2. Step 2: Convert to fraction form
    34,604.17/47,753.75 = 18,688.62/x
  3. Step 3: Cross multiply
    34,604.17x = 47,753.75 × 18,688.62
  4. Step 4: Simplify right side
    34,604.17x = 892,451,687.33
  5. Step 5: Solve for x
    x = 892,451,687.33/34,604.17
  6. Step 6: Final answer
    x = 25,790.29

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1.5x scale

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.