Home / 26,144.98-39,218.38-8,376.18

Finding the Fourth Proportional to 26,144.98, 39,218.38 and 8,376.18

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Solution

The fourth proportional to 26,144.98, 39,218.38 and 8,376.18 is: 12,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.98 : 39,218.38 = 8,376.18 : x
  2. Step 2: Convert to fraction form
    26,144.98/39,218.38 = 8,376.18/x
  3. Step 3: Cross multiply
    26,144.98x = 39,218.38 × 8,376.18
  4. Step 4: Simplify right side
    26,144.98x = 328,500,045.51
  5. Step 5: Solve for x
    x = 328,500,045.51/26,144.98
  6. Step 6: Final answer
    x = 12,564.56

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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.