Home / 25,047.30-34,568.27-15,493.53

Finding the Fourth Proportional to 25,047.30, 34,568.27 and 15,493.53

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Solution

The fourth proportional to 25,047.30, 34,568.27 and 15,493.53 is: 21,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,047.30 : 34,568.27 = 15,493.53 : x
  2. Step 2: Convert to fraction form
    25,047.30/34,568.27 = 15,493.53/x
  3. Step 3: Cross multiply
    25,047.30x = 34,568.27 × 15,493.53
  4. Step 4: Simplify right side
    25,047.30x = 535,584,444.11
  5. Step 5: Solve for x
    x = 535,584,444.11/25,047.30
  6. Step 6: Final answer
    x = 21,382.92

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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.