Home / 18,223.70-25,150.49-10,669.56

Finding the Fourth Proportional to 18,223.70, 25,150.49 and 10,669.56

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Solution

The fourth proportional to 18,223.70, 25,150.49 and 10,669.56 is: 14,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.70 : 25,150.49 = 10,669.56 : x
  2. Step 2: Convert to fraction form
    18,223.70/25,150.49 = 10,669.56/x
  3. Step 3: Cross multiply
    18,223.70x = 25,150.49 × 10,669.56
  4. Step 4: Simplify right side
    18,223.70x = 268,344,608.74
  5. Step 5: Solve for x
    x = 268,344,608.74/18,223.70
  6. Step 6: Final answer
    x = 14,725.04

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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.