Home / 18,246.33-25,179.93-10,288.53

Finding the Fourth Proportional to 18,246.33, 25,179.93 and 10,288.53

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Solution

The fourth proportional to 18,246.33, 25,179.93 and 10,288.53 is: 14,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.33 : 25,179.93 = 10,288.53 : x
  2. Step 2: Convert to fraction form
    18,246.33/25,179.93 = 10,288.53/x
  3. Step 3: Cross multiply
    18,246.33x = 25,179.93 × 10,288.53
  4. Step 4: Simplify right side
    18,246.33x = 259,064,465.20
  5. Step 5: Solve for x
    x = 259,064,465.20/18,246.33
  6. Step 6: Final answer
    x = 14,198.17

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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.