Home / 24,288.86-36,405.94-12,409.40

Finding the Fourth Proportional to 24,288.86, 36,405.94 and 12,409.40

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Solution

The fourth proportional to 24,288.86, 36,405.94 and 12,409.40 is: 18,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,288.86 : 36,405.94 = 12,409.40 : x
  2. Step 2: Convert to fraction form
    24,288.86/36,405.94 = 12,409.40/x
  3. Step 3: Cross multiply
    24,288.86x = 36,405.94 × 12,409.40
  4. Step 4: Simplify right side
    24,288.86x = 451,775,871.84
  5. Step 5: Solve for x
    x = 451,775,871.84/24,288.86
  6. Step 6: Final answer
    x = 18,600.13

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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.