Home / 17,375.28-23,977.50-9,820.61

Finding the Fourth Proportional to 17,375.28, 23,977.50 and 9,820.61

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Solution

The fourth proportional to 17,375.28, 23,977.50 and 9,820.61 is: 13,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.28 : 23,977.50 = 9,820.61 : x
  2. Step 2: Convert to fraction form
    17,375.28/23,977.50 = 9,820.61/x
  3. Step 3: Cross multiply
    17,375.28x = 23,977.50 × 9,820.61
  4. Step 4: Simplify right side
    17,375.28x = 235,473,556.39
  5. Step 5: Solve for x
    x = 235,473,556.39/17,375.28
  6. Step 6: Final answer
    x = 13,552.22

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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.