Home / 15,754.60-23,623.69-7,432.38

Finding the Fourth Proportional to 15,754.60, 23,623.69 and 7,432.38

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Solution

The fourth proportional to 15,754.60, 23,623.69 and 7,432.38 is: 11,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754.60 : 23,623.69 = 7,432.38 : x
  2. Step 2: Convert to fraction form
    15,754.60/23,623.69 = 7,432.38/x
  3. Step 3: Cross multiply
    15,754.60x = 23,623.69 × 7,432.38
  4. Step 4: Simplify right side
    15,754.60x = 175,580,241.08
  5. Step 5: Solve for x
    x = 175,580,241.08/15,754.60
  6. Step 6: Final answer
    x = 11,144.70

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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.