Home / 19,750.57-29,627.71-7,270.83

Finding the Fourth Proportional to 19,750.57, 29,627.71 and 7,270.83

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Solution

The fourth proportional to 19,750.57, 29,627.71 and 7,270.83 is: 10,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.57 : 29,627.71 = 7,270.83 : x
  2. Step 2: Convert to fraction form
    19,750.57/29,627.71 = 7,270.83/x
  3. Step 3: Cross multiply
    19,750.57x = 29,627.71 × 7,270.83
  4. Step 4: Simplify right side
    19,750.57x = 215,418,042.70
  5. Step 5: Solve for x
    x = 215,418,042.70/19,750.57
  6. Step 6: Final answer
    x = 10,906.93

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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.