Home / 18,253.65-25,189.99-10,295.85

Finding the Fourth Proportional to 18,253.65, 25,189.99 and 10,295.85

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Solution

The fourth proportional to 18,253.65, 25,189.99 and 10,295.85 is: 14,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.65 : 25,189.99 = 10,295.85 : x
  2. Step 2: Convert to fraction form
    18,253.65/25,189.99 = 10,295.85/x
  3. Step 3: Cross multiply
    18,253.65x = 25,189.99 × 10,295.85
  4. Step 4: Simplify right side
    18,253.65x = 259,352,358.54
  5. Step 5: Solve for x
    x = 259,352,358.54/18,253.65
  6. Step 6: Final answer
    x = 14,208.25

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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.