Home / 26,581.48-39,887.92-9,712.98

Finding the Fourth Proportional to 26,581.48, 39,887.92 and 9,712.98

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Solution

The fourth proportional to 26,581.48, 39,887.92 and 9,712.98 is: 14,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.48 : 39,887.92 = 9,712.98 : x
  2. Step 2: Convert to fraction form
    26,581.48/39,887.92 = 9,712.98/x
  3. Step 3: Cross multiply
    26,581.48x = 39,887.92 × 9,712.98
  4. Step 4: Simplify right side
    26,581.48x = 387,430,569.20
  5. Step 5: Solve for x
    x = 387,430,569.20/26,581.48
  6. Step 6: Final answer
    x = 14,575.21

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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.