Home / 12,534.83-18,799.13-5,516.59

Finding the Fourth Proportional to 12,534.83, 18,799.13 and 5,516.59

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Solution

The fourth proportional to 12,534.83, 18,799.13 and 5,516.59 is: 8,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.83 : 18,799.13 = 5,516.59 : x
  2. Step 2: Convert to fraction form
    12,534.83/18,799.13 = 5,516.59/x
  3. Step 3: Cross multiply
    12,534.83x = 18,799.13 × 5,516.59
  4. Step 4: Simplify right side
    12,534.83x = 103,707,092.57
  5. Step 5: Solve for x
    x = 103,707,092.57/12,534.83
  6. Step 6: Final answer
    x = 8,273.52

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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.