Home / 18,371.24-25,348.14-10,411.64

Finding the Fourth Proportional to 18,371.24, 25,348.14 and 10,411.64

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Solution

The fourth proportional to 18,371.24, 25,348.14 and 10,411.64 is: 14,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,371.24 : 25,348.14 = 10,411.64 : x
  2. Step 2: Convert to fraction form
    18,371.24/25,348.14 = 10,411.64/x
  3. Step 3: Cross multiply
    18,371.24x = 25,348.14 × 10,411.64
  4. Step 4: Simplify right side
    18,371.24x = 263,915,708.35
  5. Step 5: Solve for x
    x = 263,915,708.35/18,371.24
  6. Step 6: Final answer
    x = 14,365.70

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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.