Home / 48,275.89-66,608.22-29,140.54

Finding the Fourth Proportional to 48,275.89, 66,608.22 and 29,140.54

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Solution

The fourth proportional to 48,275.89, 66,608.22 and 29,140.54 is: 40,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,275.89 : 66,608.22 = 29,140.54 : x
  2. Step 2: Convert to fraction form
    48,275.89/66,608.22 = 29,140.54/x
  3. Step 3: Cross multiply
    48,275.89x = 66,608.22 × 29,140.54
  4. Step 4: Simplify right side
    48,275.89x = 1,940,999,499.24
  5. Step 5: Solve for x
    x = 1,940,999,499.24/48,275.89
  6. Step 6: Final answer
    x = 40,206.39

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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.