Home / 26,391.23-39,590.96-8,865.17

Finding the Fourth Proportional to 26,391.23, 39,590.96 and 8,865.17

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Solution

The fourth proportional to 26,391.23, 39,590.96 and 8,865.17 is: 13,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.23 : 39,590.96 = 8,865.17 : x
  2. Step 2: Convert to fraction form
    26,391.23/39,590.96 = 8,865.17/x
  3. Step 3: Cross multiply
    26,391.23x = 39,590.96 × 8,865.17
  4. Step 4: Simplify right side
    26,391.23x = 350,980,590.86
  5. Step 5: Solve for x
    x = 350,980,590.86/26,391.23
  6. Step 6: Final answer
    x = 13,299.14

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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.