Home / 15,957.12-23,939.12-4,863.52

Finding the Fourth Proportional to 15,957.12, 23,939.12 and 4,863.52

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Solution

The fourth proportional to 15,957.12, 23,939.12 and 4,863.52 is: 7,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.12 : 23,939.12 = 4,863.52 : x
  2. Step 2: Convert to fraction form
    15,957.12/23,939.12 = 4,863.52/x
  3. Step 3: Cross multiply
    15,957.12x = 23,939.12 × 4,863.52
  4. Step 4: Simplify right side
    15,957.12x = 116,428,388.90
  5. Step 5: Solve for x
    x = 116,428,388.90/15,957.12
  6. Step 6: Final answer
    x = 7,296.33

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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.