Home / 26,118.64-39,180.92-9,486.48

Finding the Fourth Proportional to 26,118.64, 39,180.92 and 9,486.48

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Solution

The fourth proportional to 26,118.64, 39,180.92 and 9,486.48 is: 14,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.64 : 39,180.92 = 9,486.48 : x
  2. Step 2: Convert to fraction form
    26,118.64/39,180.92 = 9,486.48/x
  3. Step 3: Cross multiply
    26,118.64x = 39,180.92 × 9,486.48
  4. Step 4: Simplify right side
    26,118.64x = 371,689,013.96
  5. Step 5: Solve for x
    x = 371,689,013.96/26,118.64
  6. Step 6: Final answer
    x = 14,230.80

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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.