Home / 26,912.42-40,368.82-9,382.20

Finding the Fourth Proportional to 26,912.42, 40,368.82 and 9,382.20

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Solution

The fourth proportional to 26,912.42, 40,368.82 and 9,382.20 is: 14,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.42 : 40,368.82 = 9,382.20 : x
  2. Step 2: Convert to fraction form
    26,912.42/40,368.82 = 9,382.20/x
  3. Step 3: Cross multiply
    26,912.42x = 40,368.82 × 9,382.20
  4. Step 4: Simplify right side
    26,912.42x = 378,748,343.00
  5. Step 5: Solve for x
    x = 378,748,343.00/26,912.42
  6. Step 6: Final answer
    x = 14,073.37

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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.