Home / 26,474.38-39,715.40-8,949.22

Finding the Fourth Proportional to 26,474.38, 39,715.40 and 8,949.22

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Solution

The fourth proportional to 26,474.38, 39,715.40 and 8,949.22 is: 13,425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.38 : 39,715.40 = 8,949.22 : x
  2. Step 2: Convert to fraction form
    26,474.38/39,715.40 = 8,949.22/x
  3. Step 3: Cross multiply
    26,474.38x = 39,715.40 × 8,949.22
  4. Step 4: Simplify right side
    26,474.38x = 355,421,851.99
  5. Step 5: Solve for x
    x = 355,421,851.99/26,474.38
  6. Step 6: Final answer
    x = 13,425.12

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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.