Home / 26,159.86-39,236.46-8,625.34

Finding the Fourth Proportional to 26,159.86, 39,236.46 and 8,625.34

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Solution

The fourth proportional to 26,159.86, 39,236.46 and 8,625.34 is: 12,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159.86 : 39,236.46 = 8,625.34 : x
  2. Step 2: Convert to fraction form
    26,159.86/39,236.46 = 8,625.34/x
  3. Step 3: Cross multiply
    26,159.86x = 39,236.46 × 8,625.34
  4. Step 4: Simplify right side
    26,159.86x = 338,427,807.90
  5. Step 5: Solve for x
    x = 338,427,807.90/26,159.86
  6. Step 6: Final answer
    x = 12,936.91

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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.