Home / 19,333.76-28,943.24-10,542.02

Finding the Fourth Proportional to 19,333.76, 28,943.24 and 10,542.02

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Solution

The fourth proportional to 19,333.76, 28,943.24 and 10,542.02 is: 15,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.76 : 28,943.24 = 10,542.02 : x
  2. Step 2: Convert to fraction form
    19,333.76/28,943.24 = 10,542.02/x
  3. Step 3: Cross multiply
    19,333.76x = 28,943.24 × 10,542.02
  4. Step 4: Simplify right side
    19,333.76x = 305,120,276.55
  5. Step 5: Solve for x
    x = 305,120,276.55/19,333.76
  6. Step 6: Final answer
    x = 15,781.73

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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.