Home / 24,278.72-36,426.84-8,486.09

Finding the Fourth Proportional to 24,278.72, 36,426.84 and 8,486.09

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Solution

The fourth proportional to 24,278.72, 36,426.84 and 8,486.09 is: 12,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,278.72 : 36,426.84 = 8,486.09 : x
  2. Step 2: Convert to fraction form
    24,278.72/36,426.84 = 8,486.09/x
  3. Step 3: Cross multiply
    24,278.72x = 36,426.84 × 8,486.09
  4. Step 4: Simplify right side
    24,278.72x = 309,121,442.66
  5. Step 5: Solve for x
    x = 309,121,442.66/24,278.72
  6. Step 6: Final answer
    x = 12,732.20

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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.