Home / 40,191.39-60,278.85-15,222.83

Finding the Fourth Proportional to 40,191.39, 60,278.85 and 15,222.83

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Solution

The fourth proportional to 40,191.39, 60,278.85 and 15,222.83 is: 22,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.39 : 60,278.85 = 15,222.83 : x
  2. Step 2: Convert to fraction form
    40,191.39/60,278.85 = 15,222.83/x
  3. Step 3: Cross multiply
    40,191.39x = 60,278.85 × 15,222.83
  4. Step 4: Simplify right side
    40,191.39x = 917,614,384.75
  5. Step 5: Solve for x
    x = 917,614,384.75/40,191.39
  6. Step 6: Final answer
    x = 22,831.12

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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.