Home / 15,181.64-22,775.21-6,865.58

Finding the Fourth Proportional to 15,181.64, 22,775.21 and 6,865.58

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Solution

The fourth proportional to 15,181.64, 22,775.21 and 6,865.58 is: 10,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.64 : 22,775.21 = 6,865.58 : x
  2. Step 2: Convert to fraction form
    15,181.64/22,775.21 = 6,865.58/x
  3. Step 3: Cross multiply
    15,181.64x = 22,775.21 × 6,865.58
  4. Step 4: Simplify right side
    15,181.64x = 156,365,026.27
  5. Step 5: Solve for x
    x = 156,365,026.27/15,181.64
  6. Step 6: Final answer
    x = 10,299.61

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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.