Home / 26,780.12-40,167.12-7,060.22

Finding the Fourth Proportional to 26,780.12, 40,167.12 and 7,060.22

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Solution

The fourth proportional to 26,780.12, 40,167.12 and 7,060.22 is: 10,589.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.12 : 40,167.12 = 7,060.22 : x
  2. Step 2: Convert to fraction form
    26,780.12/40,167.12 = 7,060.22/x
  3. Step 3: Cross multiply
    26,780.12x = 40,167.12 × 7,060.22
  4. Step 4: Simplify right side
    26,780.12x = 283,588,703.97
  5. Step 5: Solve for x
    x = 283,588,703.97/26,780.12
  6. Step 6: Final answer
    x = 10,589.52

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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.