Home / 49,425.28-68,211.75-28,207.72

Finding the Fourth Proportional to 49,425.28, 68,211.75 and 28,207.72

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Solution

The fourth proportional to 49,425.28, 68,211.75 and 28,207.72 is: 38,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,425.28 : 68,211.75 = 28,207.72 : x
  2. Step 2: Convert to fraction form
    49,425.28/68,211.75 = 28,207.72/x
  3. Step 3: Cross multiply
    49,425.28x = 68,211.75 × 28,207.72
  4. Step 4: Simplify right side
    49,425.28x = 1,924,097,944.71
  5. Step 5: Solve for x
    x = 1,924,097,944.71/49,425.28
  6. Step 6: Final answer
    x = 38,929.43

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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.