Home / 19,217.52-28,801.14-9,849.60

Finding the Fourth Proportional to 19,217.52, 28,801.14 and 9,849.60

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Solution

The fourth proportional to 19,217.52, 28,801.14 and 9,849.60 is: 14,761.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.52 : 28,801.14 = 9,849.60 : x
  2. Step 2: Convert to fraction form
    19,217.52/28,801.14 = 9,849.60/x
  3. Step 3: Cross multiply
    19,217.52x = 28,801.14 × 9,849.60
  4. Step 4: Simplify right side
    19,217.52x = 283,679,708.54
  5. Step 5: Solve for x
    x = 283,679,708.54/19,217.52
  6. Step 6: Final answer
    x = 14,761.51

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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.