Home / 26,118.04-39,182.82-8,587.12

Finding the Fourth Proportional to 26,118.04, 39,182.82 and 8,587.12

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Solution

The fourth proportional to 26,118.04, 39,182.82 and 8,587.12 is: 12,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.04 : 39,182.82 = 8,587.12 : x
  2. Step 2: Convert to fraction form
    26,118.04/39,182.82 = 8,587.12/x
  3. Step 3: Cross multiply
    26,118.04x = 39,182.82 × 8,587.12
  4. Step 4: Simplify right side
    26,118.04x = 336,467,577.28
  5. Step 5: Solve for x
    x = 336,467,577.28/26,118.04
  6. Step 6: Final answer
    x = 12,882.57

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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.