Home / 28,856.16-43,279.92-23,957.28

Finding the Fourth Proportional to 28,856.16, 43,279.92 and 23,957.28

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Solution

The fourth proportional to 28,856.16, 43,279.92 and 23,957.28 is: 35,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,856.16 : 43,279.92 = 23,957.28 : x
  2. Step 2: Convert to fraction form
    28,856.16/43,279.92 = 23,957.28/x
  3. Step 3: Cross multiply
    28,856.16x = 43,279.92 × 23,957.28
  4. Step 4: Simplify right side
    28,856.16x = 1,036,869,161.82
  5. Step 5: Solve for x
    x = 1,036,869,161.82/28,856.16
  6. Step 6: Final answer
    x = 35,932.33

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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.