Home / 26,275.89-39,414.38-8,745.87

Finding the Fourth Proportional to 26,275.89, 39,414.38 and 8,745.87

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Solution

The fourth proportional to 26,275.89, 39,414.38 and 8,745.87 is: 13,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275.89 : 39,414.38 = 8,745.87 : x
  2. Step 2: Convert to fraction form
    26,275.89/39,414.38 = 8,745.87/x
  3. Step 3: Cross multiply
    26,275.89x = 39,414.38 × 8,745.87
  4. Step 4: Simplify right side
    26,275.89x = 344,712,999.88
  5. Step 5: Solve for x
    x = 344,712,999.88/26,275.89
  6. Step 6: Final answer
    x = 13,118.98

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1.5x scale

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.