Home / 18,426.97-25,429.22-10,043.47

Finding the Fourth Proportional to 18,426.97, 25,429.22 and 10,043.47

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Solution

The fourth proportional to 18,426.97, 25,429.22 and 10,043.47 is: 13,859.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.97 : 25,429.22 = 10,043.47 : x
  2. Step 2: Convert to fraction form
    18,426.97/25,429.22 = 10,043.47/x
  3. Step 3: Cross multiply
    18,426.97x = 25,429.22 × 10,043.47
  4. Step 4: Simplify right side
    18,426.97x = 255,397,608.19
  5. Step 5: Solve for x
    x = 255,397,608.19/18,426.97
  6. Step 6: Final answer
    x = 13,859.99

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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.