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Finding the Fourth Proportional to 17,907.20, 24,708.03 and 10,833.47

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Solution

The fourth proportional to 17,907.20, 24,708.03 and 10,833.47 is: 14,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.20 : 24,708.03 = 10,833.47 : x
  2. Step 2: Convert to fraction form
    17,907.20/24,708.03 = 10,833.47/x
  3. Step 3: Cross multiply
    17,907.20x = 24,708.03 × 10,833.47
  4. Step 4: Simplify right side
    17,907.20x = 267,673,701.76
  5. Step 5: Solve for x
    x = 267,673,701.76/17,907.20
  6. Step 6: Final answer
    x = 14,947.83

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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.