Home / 26,514.74-39,778.59-8,984.72

Finding the Fourth Proportional to 26,514.74, 39,778.59 and 8,984.72

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Solution

The fourth proportional to 26,514.74, 39,778.59 and 8,984.72 is: 13,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,514.74 : 39,778.59 = 8,984.72 : x
  2. Step 2: Convert to fraction form
    26,514.74/39,778.59 = 8,984.72/x
  3. Step 3: Cross multiply
    26,514.74x = 39,778.59 × 8,984.72
  4. Step 4: Simplify right side
    26,514.74x = 357,399,626.28
  5. Step 5: Solve for x
    x = 357,399,626.28/26,514.74
  6. Step 6: Final answer
    x = 13,479.28

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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.