Home / 18,320.33-25,280.85-10,252.63

Finding the Fourth Proportional to 18,320.33, 25,280.85 and 10,252.63

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Solution

The fourth proportional to 18,320.33, 25,280.85 and 10,252.63 is: 14,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.33 : 25,280.85 = 10,252.63 : x
  2. Step 2: Convert to fraction form
    18,320.33/25,280.85 = 10,252.63/x
  3. Step 3: Cross multiply
    18,320.33x = 25,280.85 × 10,252.63
  4. Step 4: Simplify right side
    18,320.33x = 259,195,201.14
  5. Step 5: Solve for x
    x = 259,195,201.14/18,320.33
  6. Step 6: Final answer
    x = 14,147.95

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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.