Home / 15,891.32-23,835.86-4,204.28

Finding the Fourth Proportional to 15,891.32, 23,835.86 and 4,204.28

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Solution

The fourth proportional to 15,891.32, 23,835.86 and 4,204.28 is: 6,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,891.32 : 23,835.86 = 4,204.28 : x
  2. Step 2: Convert to fraction form
    15,891.32/23,835.86 = 4,204.28/x
  3. Step 3: Cross multiply
    15,891.32x = 23,835.86 × 4,204.28
  4. Step 4: Simplify right side
    15,891.32x = 100,212,629.48
  5. Step 5: Solve for x
    x = 100,212,629.48/15,891.32
  6. Step 6: Final answer
    x = 6,306.12

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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.