Home / 18,558.39-25,610.55-10,175.43

Finding the Fourth Proportional to 18,558.39, 25,610.55 and 10,175.43

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Solution

The fourth proportional to 18,558.39, 25,610.55 and 10,175.43 is: 14,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558.39 : 25,610.55 = 10,175.43 : x
  2. Step 2: Convert to fraction form
    18,558.39/25,610.55 = 10,175.43/x
  3. Step 3: Cross multiply
    18,558.39x = 25,610.55 × 10,175.43
  4. Step 4: Simplify right side
    18,558.39x = 260,598,358.79
  5. Step 5: Solve for x
    x = 260,598,358.79/18,558.39
  6. Step 6: Final answer
    x = 14,042.08

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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.