Home / 15,042.15-22,562.94-5,181.21

Finding the Fourth Proportional to 15,042.15, 22,562.94 and 5,181.21

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Solution

The fourth proportional to 15,042.15, 22,562.94 and 5,181.21 is: 7,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,042.15 : 22,562.94 = 5,181.21 : x
  2. Step 2: Convert to fraction form
    15,042.15/22,562.94 = 5,181.21/x
  3. Step 3: Cross multiply
    15,042.15x = 22,562.94 × 5,181.21
  4. Step 4: Simplify right side
    15,042.15x = 116,903,330.36
  5. Step 5: Solve for x
    x = 116,903,330.36/15,042.15
  6. Step 6: Final answer
    x = 7,771.72

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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.