Home / 26,885.06-40,329.18-8,165.72

Finding the Fourth Proportional to 26,885.06, 40,329.18 and 8,165.72

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Solution

The fourth proportional to 26,885.06, 40,329.18 and 8,165.72 is: 12,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.06 : 40,329.18 = 8,165.72 : x
  2. Step 2: Convert to fraction form
    26,885.06/40,329.18 = 8,165.72/x
  3. Step 3: Cross multiply
    26,885.06x = 40,329.18 × 8,165.72
  4. Step 4: Simplify right side
    26,885.06x = 329,316,791.71
  5. Step 5: Solve for x
    x = 329,316,791.71/26,885.06
  6. Step 6: Final answer
    x = 12,249.06

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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.