Home / 25,251.24-34,846.94-13,921.13

Finding the Fourth Proportional to 25,251.24, 34,846.94 and 13,921.13

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Solution

The fourth proportional to 25,251.24, 34,846.94 and 13,921.13 is: 19,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.24 : 34,846.94 = 13,921.13 : x
  2. Step 2: Convert to fraction form
    25,251.24/34,846.94 = 13,921.13/x
  3. Step 3: Cross multiply
    25,251.24x = 34,846.94 × 13,921.13
  4. Step 4: Simplify right side
    25,251.24x = 485,108,903.76
  5. Step 5: Solve for x
    x = 485,108,903.76/25,251.24
  6. Step 6: Final answer
    x = 19,211.29

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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.