Home / 45,222.56-67,833.76-17,520.48

Finding the Fourth Proportional to 45,222.56, 67,833.76 and 17,520.48

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Solution

The fourth proportional to 45,222.56, 67,833.76 and 17,520.48 is: 26,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,222.56 : 67,833.76 = 17,520.48 : x
  2. Step 2: Convert to fraction form
    45,222.56/67,833.76 = 17,520.48/x
  3. Step 3: Cross multiply
    45,222.56x = 67,833.76 × 17,520.48
  4. Step 4: Simplify right side
    45,222.56x = 1,188,480,035.40
  5. Step 5: Solve for x
    x = 1,188,480,035.40/45,222.56
  6. Step 6: Final answer
    x = 26,280.69

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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.