Home / 29,373.12-40,535.20-15,944.48

Finding the Fourth Proportional to 29,373.12, 40,535.20 and 15,944.48

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Solution

The fourth proportional to 29,373.12, 40,535.20 and 15,944.48 is: 22,003.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,373.12 : 40,535.20 = 15,944.48 : x
  2. Step 2: Convert to fraction form
    29,373.12/40,535.20 = 15,944.48/x
  3. Step 3: Cross multiply
    29,373.12x = 40,535.20 × 15,944.48
  4. Step 4: Simplify right side
    29,373.12x = 646,312,685.70
  5. Step 5: Solve for x
    x = 646,312,685.70/29,373.12
  6. Step 6: Final answer
    x = 22,003.54

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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.