Home / 40,261.20-60,391.80-23,629.20

Finding the Fourth Proportional to 40,261.20, 60,391.80 and 23,629.20

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Solution

The fourth proportional to 40,261.20, 60,391.80 and 23,629.20 is: 35,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.20 : 60,391.80 = 23,629.20 : x
  2. Step 2: Convert to fraction form
    40,261.20/60,391.80 = 23,629.20/x
  3. Step 3: Cross multiply
    40,261.20x = 60,391.80 × 23,629.20
  4. Step 4: Simplify right side
    40,261.20x = 1,427,009,920.56
  5. Step 5: Solve for x
    x = 1,427,009,920.56/40,261.20
  6. Step 6: Final answer
    x = 35,443.80

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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.