Home / 40,169.68-55,434.02-22,264.48

Finding the Fourth Proportional to 40,169.68, 55,434.02 and 22,264.48

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Solution

The fourth proportional to 40,169.68, 55,434.02 and 22,264.48 is: 30,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,169.68 : 55,434.02 = 22,264.48 : x
  2. Step 2: Convert to fraction form
    40,169.68/55,434.02 = 22,264.48/x
  3. Step 3: Cross multiply
    40,169.68x = 55,434.02 × 22,264.48
  4. Step 4: Simplify right side
    40,169.68x = 1,234,209,629.61
  5. Step 5: Solve for x
    x = 1,234,209,629.61/40,169.68
  6. Step 6: Final answer
    x = 30,724.91

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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.