Home / 15,742.83-23,623.97-9,181.83

Finding the Fourth Proportional to 15,742.83, 23,623.97 and 9,181.83

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Solution

The fourth proportional to 15,742.83, 23,623.97 and 9,181.83 is: 13,778.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.83 : 23,623.97 = 9,181.83 : x
  2. Step 2: Convert to fraction form
    15,742.83/23,623.97 = 9,181.83/x
  3. Step 3: Cross multiply
    15,742.83x = 23,623.97 × 9,181.83
  4. Step 4: Simplify right side
    15,742.83x = 216,911,230.56
  5. Step 5: Solve for x
    x = 216,911,230.56/15,742.83
  6. Step 6: Final answer
    x = 13,778.41

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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.