Home / 26,555.18-39,839.45-7,834.46

Finding the Fourth Proportional to 26,555.18, 39,839.45 and 7,834.46

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Solution

The fourth proportional to 26,555.18, 39,839.45 and 7,834.46 is: 11,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.18 : 39,839.45 = 7,834.46 : x
  2. Step 2: Convert to fraction form
    26,555.18/39,839.45 = 7,834.46/x
  3. Step 3: Cross multiply
    26,555.18x = 39,839.45 × 7,834.46
  4. Step 4: Simplify right side
    26,555.18x = 312,120,339.08
  5. Step 5: Solve for x
    x = 312,120,339.08/26,555.18
  6. Step 6: Final answer
    x = 11,753.65

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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.