Home / 15,181.20-22,774.32-5,820.84

Finding the Fourth Proportional to 15,181.20, 22,774.32 and 5,820.84

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Solution

The fourth proportional to 15,181.20, 22,774.32 and 5,820.84 is: 8,732.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.20 : 22,774.32 = 5,820.84 : x
  2. Step 2: Convert to fraction form
    15,181.20/22,774.32 = 5,820.84/x
  3. Step 3: Cross multiply
    15,181.20x = 22,774.32 × 5,820.84
  4. Step 4: Simplify right side
    15,181.20x = 132,565,672.83
  5. Step 5: Solve for x
    x = 132,565,672.83/15,181.20
  6. Step 6: Final answer
    x = 8,732.23

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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.