Home / 26,074.82-39,112.35-12,924.12

Finding the Fourth Proportional to 26,074.82, 39,112.35 and 12,924.12

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Solution

The fourth proportional to 26,074.82, 39,112.35 and 12,924.12 is: 19,386.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,074.82 : 39,112.35 = 12,924.12 : x
  2. Step 2: Convert to fraction form
    26,074.82/39,112.35 = 12,924.12/x
  3. Step 3: Cross multiply
    26,074.82x = 39,112.35 × 12,924.12
  4. Step 4: Simplify right side
    26,074.82x = 505,492,704.88
  5. Step 5: Solve for x
    x = 505,492,704.88/26,074.82
  6. Step 6: Final answer
    x = 19,386.24

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Half scale
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Double scale
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Similar ratio
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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.