Home / 23,169.60-34,737.92-18,777.40

Finding the Fourth Proportional to 23,169.60, 34,737.92 and 18,777.40

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Solution

The fourth proportional to 23,169.60, 34,737.92 and 18,777.40 is: 28,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.60 : 34,737.92 = 18,777.40 : x
  2. Step 2: Convert to fraction form
    23,169.60/34,737.92 = 18,777.40/x
  3. Step 3: Cross multiply
    23,169.60x = 34,737.92 × 18,777.40
  4. Step 4: Simplify right side
    23,169.60x = 652,287,819.01
  5. Step 5: Solve for x
    x = 652,287,819.01/23,169.60
  6. Step 6: Final answer
    x = 28,152.74

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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.