Home / 25,280.27-34,886.22-13,949.33

Finding the Fourth Proportional to 25,280.27, 34,886.22 and 13,949.33

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Solution

The fourth proportional to 25,280.27, 34,886.22 and 13,949.33 is: 19,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.27 : 34,886.22 = 13,949.33 : x
  2. Step 2: Convert to fraction form
    25,280.27/34,886.22 = 13,949.33/x
  3. Step 3: Cross multiply
    25,280.27x = 34,886.22 × 13,949.33
  4. Step 4: Simplify right side
    25,280.27x = 486,639,220.80
  5. Step 5: Solve for x
    x = 486,639,220.80/25,280.27
  6. Step 6: Final answer
    x = 19,249.77

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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.