Home / 13,034.34-17,982.68-8,560.52

Finding the Fourth Proportional to 13,034.34, 17,982.68 and 8,560.52

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Solution

The fourth proportional to 13,034.34, 17,982.68 and 8,560.52 is: 11,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.34 : 17,982.68 = 8,560.52 : x
  2. Step 2: Convert to fraction form
    13,034.34/17,982.68 = 8,560.52/x
  3. Step 3: Cross multiply
    13,034.34x = 17,982.68 × 8,560.52
  4. Step 4: Simplify right side
    13,034.34x = 153,940,959.08
  5. Step 5: Solve for x
    x = 153,940,959.08/13,034.34
  6. Step 6: Final answer
    x = 11,810.41

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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.