Home / 45,059.10-67,597.78-13,469.92

Finding the Fourth Proportional to 45,059.10, 67,597.78 and 13,469.92

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Solution

The fourth proportional to 45,059.10, 67,597.78 and 13,469.92 is: 20,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,059.10 : 67,597.78 = 13,469.92 : x
  2. Step 2: Convert to fraction form
    45,059.10/67,597.78 = 13,469.92/x
  3. Step 3: Cross multiply
    45,059.10x = 67,597.78 × 13,469.92
  4. Step 4: Simplify right side
    45,059.10x = 910,536,688.78
  5. Step 5: Solve for x
    x = 910,536,688.78/45,059.10
  6. Step 6: Final answer
    x = 20,207.61

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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.