Home / 27,012.52-40,530.93-17,149.15

Finding the Fourth Proportional to 27,012.52, 40,530.93 and 17,149.15

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Solution

The fourth proportional to 27,012.52, 40,530.93 and 17,149.15 is: 25,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.52 : 40,530.93 = 17,149.15 : x
  2. Step 2: Convert to fraction form
    27,012.52/40,530.93 = 17,149.15/x
  3. Step 3: Cross multiply
    27,012.52x = 40,530.93 × 17,149.15
  4. Step 4: Simplify right side
    27,012.52x = 695,070,998.21
  5. Step 5: Solve for x
    x = 695,070,998.21/27,012.52
  6. Step 6: Final answer
    x = 25,731.44

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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.