Home / 49,432.68-68,213.34-28,209.06

Finding the Fourth Proportional to 49,432.68, 68,213.34 and 28,209.06

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Solution

The fourth proportional to 49,432.68, 68,213.34 and 28,209.06 is: 38,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,432.68 : 68,213.34 = 28,209.06 : x
  2. Step 2: Convert to fraction form
    49,432.68/68,213.34 = 28,209.06/x
  3. Step 3: Cross multiply
    49,432.68x = 68,213.34 × 28,209.06
  4. Step 4: Simplify right side
    49,432.68x = 1,924,234,200.86
  5. Step 5: Solve for x
    x = 1,924,234,200.86/49,432.68
  6. Step 6: Final answer
    x = 38,926.36

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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.