Home / 26,474.74-39,716.97-8,706.40

Finding the Fourth Proportional to 26,474.74, 39,716.97 and 8,706.40

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Solution

The fourth proportional to 26,474.74, 39,716.97 and 8,706.40 is: 13,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.74 : 39,716.97 = 8,706.40 : x
  2. Step 2: Convert to fraction form
    26,474.74/39,716.97 = 8,706.40/x
  3. Step 3: Cross multiply
    26,474.74x = 39,716.97 × 8,706.40
  4. Step 4: Simplify right side
    26,474.74x = 345,791,827.61
  5. Step 5: Solve for x
    x = 345,791,827.61/26,474.74
  6. Step 6: Final answer
    x = 13,061.20

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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.