Home / 49,425.39-68,211.93-28,207.85

Finding the Fourth Proportional to 49,425.39, 68,211.93 and 28,207.85

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Solution

The fourth proportional to 49,425.39, 68,211.93 and 28,207.85 is: 38,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,425.39 : 68,211.93 = 28,207.85 : x
  2. Step 2: Convert to fraction form
    49,425.39/68,211.93 = 28,207.85/x
  3. Step 3: Cross multiply
    49,425.39x = 68,211.93 × 28,207.85
  4. Step 4: Simplify right side
    49,425.39x = 1,924,111,889.65
  5. Step 5: Solve for x
    x = 1,924,111,889.65/49,425.39
  6. Step 6: Final answer
    x = 38,929.62

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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.