Home / 28,508.19-39,344.61-23,719.66

Finding the Fourth Proportional to 28,508.19, 39,344.61 and 23,719.66

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Solution

The fourth proportional to 28,508.19, 39,344.61 and 23,719.66 is: 32,735.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508.19 : 39,344.61 = 23,719.66 : x
  2. Step 2: Convert to fraction form
    28,508.19/39,344.61 = 23,719.66/x
  3. Step 3: Cross multiply
    28,508.19x = 39,344.61 × 23,719.66
  4. Step 4: Simplify right side
    28,508.19x = 933,240,772.03
  5. Step 5: Solve for x
    x = 933,240,772.03/28,508.19
  6. Step 6: Final answer
    x = 32,735.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.