Home / 26,317.98-39,494.16-9,678.18

Finding the Fourth Proportional to 26,317.98, 39,494.16 and 9,678.18

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Solution

The fourth proportional to 26,317.98, 39,494.16 and 9,678.18 is: 14,523.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,317.98 : 39,494.16 = 9,678.18 : x
  2. Step 2: Convert to fraction form
    26,317.98/39,494.16 = 9,678.18/x
  3. Step 3: Cross multiply
    26,317.98x = 39,494.16 × 9,678.18
  4. Step 4: Simplify right side
    26,317.98x = 382,231,589.43
  5. Step 5: Solve for x
    x = 382,231,589.43/26,317.98
  6. Step 6: Final answer
    x = 14,523.59

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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.