Home / 18,265.08-25,206.96-10,708.66

Finding the Fourth Proportional to 18,265.08, 25,206.96 and 10,708.66

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Solution

The fourth proportional to 18,265.08, 25,206.96 and 10,708.66 is: 14,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.08 : 25,206.96 = 10,708.66 : x
  2. Step 2: Convert to fraction form
    18,265.08/25,206.96 = 10,708.66/x
  3. Step 3: Cross multiply
    18,265.08x = 25,206.96 × 10,708.66
  4. Step 4: Simplify right side
    18,265.08x = 269,932,764.27
  5. Step 5: Solve for x
    x = 269,932,764.27/18,265.08
  6. Step 6: Final answer
    x = 14,778.62

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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.