Home / 26,961.66-40,434.57-9,428.22

Finding the Fourth Proportional to 26,961.66, 40,434.57 and 9,428.22

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Solution

The fourth proportional to 26,961.66, 40,434.57 and 9,428.22 is: 14,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,961.66 : 40,434.57 = 9,428.22 : x
  2. Step 2: Convert to fraction form
    26,961.66/40,434.57 = 9,428.22/x
  3. Step 3: Cross multiply
    26,961.66x = 40,434.57 × 9,428.22
  4. Step 4: Simplify right side
    26,961.66x = 381,226,021.57
  5. Step 5: Solve for x
    x = 381,226,021.57/26,961.66
  6. Step 6: Final answer
    x = 14,139.56

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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.