Home / 18,148.25-25,042.56-10,189.37

Finding the Fourth Proportional to 18,148.25, 25,042.56 and 10,189.37

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Solution

The fourth proportional to 18,148.25, 25,042.56 and 10,189.37 is: 14,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.25 : 25,042.56 = 10,189.37 : x
  2. Step 2: Convert to fraction form
    18,148.25/25,042.56 = 10,189.37/x
  3. Step 3: Cross multiply
    18,148.25x = 25,042.56 × 10,189.37
  4. Step 4: Simplify right side
    18,148.25x = 255,167,909.59
  5. Step 5: Solve for x
    x = 255,167,909.59/18,148.25
  6. Step 6: Final answer
    x = 14,060.19

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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.