Home / 18,447.16-25,458.82-10,895.80

Finding the Fourth Proportional to 18,447.16, 25,458.82 and 10,895.80

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Solution

The fourth proportional to 18,447.16, 25,458.82 and 10,895.80 is: 15,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447.16 : 25,458.82 = 10,895.80 : x
  2. Step 2: Convert to fraction form
    18,447.16/25,458.82 = 10,895.80/x
  3. Step 3: Cross multiply
    18,447.16x = 25,458.82 × 10,895.80
  4. Step 4: Simplify right side
    18,447.16x = 277,394,210.96
  5. Step 5: Solve for x
    x = 277,394,210.96/18,447.16
  6. Step 6: Final answer
    x = 15,037.23

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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.