Home / 24,269.78-36,355.46-12,558.40

Finding the Fourth Proportional to 24,269.78, 36,355.46 and 12,558.40

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Solution

The fourth proportional to 24,269.78, 36,355.46 and 12,558.40 is: 18,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,269.78 : 36,355.46 = 12,558.40 : x
  2. Step 2: Convert to fraction form
    24,269.78/36,355.46 = 12,558.40/x
  3. Step 3: Cross multiply
    24,269.78x = 36,355.46 × 12,558.40
  4. Step 4: Simplify right side
    24,269.78x = 456,566,408.86
  5. Step 5: Solve for x
    x = 456,566,408.86/24,269.78
  6. Step 6: Final answer
    x = 18,812.14

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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.