Home / 26,105.28-39,156.70-8,575.26

Finding the Fourth Proportional to 26,105.28, 39,156.70 and 8,575.26

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Solution

The fourth proportional to 26,105.28, 39,156.70 and 8,575.26 is: 12,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.28 : 39,156.70 = 8,575.26 : x
  2. Step 2: Convert to fraction form
    26,105.28/39,156.70 = 8,575.26/x
  3. Step 3: Cross multiply
    26,105.28x = 39,156.70 × 8,575.26
  4. Step 4: Simplify right side
    26,105.28x = 335,778,883.24
  5. Step 5: Solve for x
    x = 335,778,883.24/26,105.28
  6. Step 6: Final answer
    x = 12,862.49

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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.