Home / 40,282.28-60,426.50-12,204.66

Finding the Fourth Proportional to 40,282.28, 60,426.50 and 12,204.66

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Solution

The fourth proportional to 40,282.28, 60,426.50 and 12,204.66 is: 18,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282.28 : 60,426.50 = 12,204.66 : x
  2. Step 2: Convert to fraction form
    40,282.28/60,426.50 = 12,204.66/x
  3. Step 3: Cross multiply
    40,282.28x = 60,426.50 × 12,204.66
  4. Step 4: Simplify right side
    40,282.28x = 737,485,121.72
  5. Step 5: Solve for x
    x = 737,485,121.72/40,282.28
  6. Step 6: Final answer
    x = 18,307.93

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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.