Home / 26,753.72-40,131.02-10,121.58

Finding the Fourth Proportional to 26,753.72, 40,131.02 and 10,121.58

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Solution

The fourth proportional to 26,753.72, 40,131.02 and 10,121.58 is: 15,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.72 : 40,131.02 = 10,121.58 : x
  2. Step 2: Convert to fraction form
    26,753.72/40,131.02 = 10,121.58/x
  3. Step 3: Cross multiply
    26,753.72x = 40,131.02 × 10,121.58
  4. Step 4: Simplify right side
    26,753.72x = 406,189,354.72
  5. Step 5: Solve for x
    x = 406,189,354.72/26,753.72
  6. Step 6: Final answer
    x = 15,182.54

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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.