Home / 40,713.84-56,149.20-29,380.32

Finding the Fourth Proportional to 40,713.84, 56,149.20 and 29,380.32

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Solution

The fourth proportional to 40,713.84, 56,149.20 and 29,380.32 is: 40,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,713.84 : 56,149.20 = 29,380.32 : x
  2. Step 2: Convert to fraction form
    40,713.84/56,149.20 = 29,380.32/x
  3. Step 3: Cross multiply
    40,713.84x = 56,149.20 × 29,380.32
  4. Step 4: Simplify right side
    40,713.84x = 1,649,681,463.74
  5. Step 5: Solve for x
    x = 1,649,681,463.74/40,713.84
  6. Step 6: Final answer
    x = 40,518.94

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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.