Home / 15,820.67-23,733.44-5,287.43

Finding the Fourth Proportional to 15,820.67, 23,733.44 and 5,287.43

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Solution

The fourth proportional to 15,820.67, 23,733.44 and 5,287.43 is: 7,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.67 : 23,733.44 = 5,287.43 : x
  2. Step 2: Convert to fraction form
    15,820.67/23,733.44 = 5,287.43/x
  3. Step 3: Cross multiply
    15,820.67x = 23,733.44 × 5,287.43
  4. Step 4: Simplify right side
    15,820.67x = 125,488,757.55
  5. Step 5: Solve for x
    x = 125,488,757.55/15,820.67
  6. Step 6: Final answer
    x = 7,931.95

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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.