Home / 26,750.87-40,132.98-8,031.26

Finding the Fourth Proportional to 26,750.87, 40,132.98 and 8,031.26

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Solution

The fourth proportional to 26,750.87, 40,132.98 and 8,031.26 is: 12,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.87 : 40,132.98 = 8,031.26 : x
  2. Step 2: Convert to fraction form
    26,750.87/40,132.98 = 8,031.26/x
  3. Step 3: Cross multiply
    26,750.87x = 40,132.98 × 8,031.26
  4. Step 4: Simplify right side
    26,750.87x = 322,318,196.29
  5. Step 5: Solve for x
    x = 322,318,196.29/26,750.87
  6. Step 6: Final answer
    x = 12,048.89

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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.