Home / 48,120.28-66,403.29-26,608.80

Finding the Fourth Proportional to 48,120.28, 66,403.29 and 26,608.80

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Solution

The fourth proportional to 48,120.28, 66,403.29 and 26,608.80 is: 36,718.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,120.28 : 66,403.29 = 26,608.80 : x
  2. Step 2: Convert to fraction form
    48,120.28/66,403.29 = 26,608.80/x
  3. Step 3: Cross multiply
    48,120.28x = 66,403.29 × 26,608.80
  4. Step 4: Simplify right side
    48,120.28x = 1,766,912,211.75
  5. Step 5: Solve for x
    x = 1,766,912,211.75/48,120.28
  6. Step 6: Final answer
    x = 36,718.66

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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.