Home / 15,721.68-23,582.51-4,034.90

Finding the Fourth Proportional to 15,721.68, 23,582.51 and 4,034.90

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Solution

The fourth proportional to 15,721.68, 23,582.51 and 4,034.90 is: 6,052.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721.68 : 23,582.51 = 4,034.90 : x
  2. Step 2: Convert to fraction form
    15,721.68/23,582.51 = 4,034.90/x
  3. Step 3: Cross multiply
    15,721.68x = 23,582.51 × 4,034.90
  4. Step 4: Simplify right side
    15,721.68x = 95,152,990.86
  5. Step 5: Solve for x
    x = 95,152,990.86/15,721.68
  6. Step 6: Final answer
    x = 6,052.34

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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.