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Finding the Fourth Proportional to 24,486.83, 36,712.90 and 12,635.56

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Solution

The fourth proportional to 24,486.83, 36,712.90 and 12,635.56 is: 18,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,486.83 : 36,712.90 = 12,635.56 : x
  2. Step 2: Convert to fraction form
    24,486.83/36,712.90 = 12,635.56/x
  3. Step 3: Cross multiply
    24,486.83x = 36,712.90 × 12,635.56
  4. Step 4: Simplify right side
    24,486.83x = 463,888,050.72
  5. Step 5: Solve for x
    x = 463,888,050.72/24,486.83
  6. Step 6: Final answer
    x = 18,944.39

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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.