Home / 11,644.30-17,435.28-10,156.53

Finding the Fourth Proportional to 11,644.30, 17,435.28 and 10,156.53

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Solution

The fourth proportional to 11,644.30, 17,435.28 and 10,156.53 is: 15,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.30 : 17,435.28 = 10,156.53 : x
  2. Step 2: Convert to fraction form
    11,644.30/17,435.28 = 10,156.53/x
  3. Step 3: Cross multiply
    11,644.30x = 17,435.28 × 10,156.53
  4. Step 4: Simplify right side
    11,644.30x = 177,081,944.38
  5. Step 5: Solve for x
    x = 177,081,944.38/11,644.30
  6. Step 6: Final answer
    x = 15,207.61

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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.