Home / 18,273.39-25,216.65-10,207.47

Finding the Fourth Proportional to 18,273.39, 25,216.65 and 10,207.47

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Solution

The fourth proportional to 18,273.39, 25,216.65 and 10,207.47 is: 14,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.39 : 25,216.65 = 10,207.47 : x
  2. Step 2: Convert to fraction form
    18,273.39/25,216.65 = 10,207.47/x
  3. Step 3: Cross multiply
    18,273.39x = 25,216.65 × 10,207.47
  4. Step 4: Simplify right side
    18,273.39x = 257,398,198.38
  5. Step 5: Solve for x
    x = 257,398,198.38/18,273.39
  6. Step 6: Final answer
    x = 14,085.96

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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.