Home / 25,076.11-34,620.77-16,139.14

Finding the Fourth Proportional to 25,076.11, 34,620.77 and 16,139.14

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Solution

The fourth proportional to 25,076.11, 34,620.77 and 16,139.14 is: 22,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.11 : 34,620.77 = 16,139.14 : x
  2. Step 2: Convert to fraction form
    25,076.11/34,620.77 = 16,139.14/x
  3. Step 3: Cross multiply
    25,076.11x = 34,620.77 × 16,139.14
  4. Step 4: Simplify right side
    25,076.11x = 558,749,453.94
  5. Step 5: Solve for x
    x = 558,749,453.94/25,076.11
  6. Step 6: Final answer
    x = 22,282.14

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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.