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Finding the Fourth Proportional to 24,296.61, 36,387.48 and 18,994.50

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Solution

The fourth proportional to 24,296.61, 36,387.48 and 18,994.50 is: 28,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,296.61 : 36,387.48 = 18,994.50 : x
  2. Step 2: Convert to fraction form
    24,296.61/36,387.48 = 18,994.50/x
  3. Step 3: Cross multiply
    24,296.61x = 36,387.48 × 18,994.50
  4. Step 4: Simplify right side
    24,296.61x = 691,161,988.86
  5. Step 5: Solve for x
    x = 691,161,988.86/24,296.61
  6. Step 6: Final answer
    x = 28,446.85

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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.