Home / 26,326.38-39,484.31-9,680.75

Finding the Fourth Proportional to 26,326.38, 39,484.31 and 9,680.75

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Solution

The fourth proportional to 26,326.38, 39,484.31 and 9,680.75 is: 14,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326.38 : 39,484.31 = 9,680.75 : x
  2. Step 2: Convert to fraction form
    26,326.38/39,484.31 = 9,680.75/x
  3. Step 3: Cross multiply
    26,326.38x = 39,484.31 × 9,680.75
  4. Step 4: Simplify right side
    26,326.38x = 382,237,488.21
  5. Step 5: Solve for x
    x = 382,237,488.21/26,326.38
  6. Step 6: Final answer
    x = 14,519.18

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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.