Home / 25,049.25-34,568.37-13,718.55

Finding the Fourth Proportional to 25,049.25, 34,568.37 and 13,718.55

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Solution

The fourth proportional to 25,049.25, 34,568.37 and 13,718.55 is: 18,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,049.25 : 34,568.37 = 13,718.55 : x
  2. Step 2: Convert to fraction form
    25,049.25/34,568.37 = 13,718.55/x
  3. Step 3: Cross multiply
    25,049.25x = 34,568.37 × 13,718.55
  4. Step 4: Simplify right side
    25,049.25x = 474,227,912.26
  5. Step 5: Solve for x
    x = 474,227,912.26/25,049.25
  6. Step 6: Final answer
    x = 18,931.82

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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.