Home / 15,881.44-23,820.34-4,195.58

Finding the Fourth Proportional to 15,881.44, 23,820.34 and 4,195.58

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Solution

The fourth proportional to 15,881.44, 23,820.34 and 4,195.58 is: 6,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881.44 : 23,820.34 = 4,195.58 : x
  2. Step 2: Convert to fraction form
    15,881.44/23,820.34 = 4,195.58/x
  3. Step 3: Cross multiply
    15,881.44x = 23,820.34 × 4,195.58
  4. Step 4: Simplify right side
    15,881.44x = 99,940,142.10
  5. Step 5: Solve for x
    x = 99,940,142.10/15,881.44
  6. Step 6: Final answer
    x = 6,292.89

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1.5x scale

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.