Home / 23,145.60-34,720.26-8,356.02

Finding the Fourth Proportional to 23,145.60, 34,720.26 and 8,356.02

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Solution

The fourth proportional to 23,145.60, 34,720.26 and 8,356.02 is: 12,534.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.60 : 34,720.26 = 8,356.02 : x
  2. Step 2: Convert to fraction form
    23,145.60/34,720.26 = 8,356.02/x
  3. Step 3: Cross multiply
    23,145.60x = 34,720.26 × 8,356.02
  4. Step 4: Simplify right side
    23,145.60x = 290,123,186.97
  5. Step 5: Solve for x
    x = 290,123,186.97/23,145.60
  6. Step 6: Final answer
    x = 12,534.70

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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.