Home / 18,134.38-25,025.48-10,176.58

Finding the Fourth Proportional to 18,134.38, 25,025.48 and 10,176.58

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Solution

The fourth proportional to 18,134.38, 25,025.48 and 10,176.58 is: 14,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.38 : 25,025.48 = 10,176.58 : x
  2. Step 2: Convert to fraction form
    18,134.38/25,025.48 = 10,176.58/x
  3. Step 3: Cross multiply
    18,134.38x = 25,025.48 × 10,176.58
  4. Step 4: Simplify right side
    18,134.38x = 254,673,799.26
  5. Step 5: Solve for x
    x = 254,673,799.26/18,134.38
  6. Step 6: Final answer
    x = 14,043.70

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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.