Home / 18,591.46-25,644.94-11,032.81

Finding the Fourth Proportional to 18,591.46, 25,644.94 and 11,032.81

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Solution

The fourth proportional to 18,591.46, 25,644.94 and 11,032.81 is: 15,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.46 : 25,644.94 = 11,032.81 : x
  2. Step 2: Convert to fraction form
    18,591.46/25,644.94 = 11,032.81/x
  3. Step 3: Cross multiply
    18,591.46x = 25,644.94 × 11,032.81
  4. Step 4: Simplify right side
    18,591.46x = 282,935,750.48
  5. Step 5: Solve for x
    x = 282,935,750.48/18,591.46
  6. Step 6: Final answer
    x = 15,218.59

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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.