Home / 17,912.31-24,711.32-11,186.26

Finding the Fourth Proportional to 17,912.31, 24,711.32 and 11,186.26

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Solution

The fourth proportional to 17,912.31, 24,711.32 and 11,186.26 is: 15,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.31 : 24,711.32 = 11,186.26 : x
  2. Step 2: Convert to fraction form
    17,912.31/24,711.32 = 11,186.26/x
  3. Step 3: Cross multiply
    17,912.31x = 24,711.32 × 11,186.26
  4. Step 4: Simplify right side
    17,912.31x = 276,427,250.46
  5. Step 5: Solve for x
    x = 276,427,250.46/17,912.31
  6. Step 6: Final answer
    x = 15,432.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.