Home / 16,867.07-25,281.36-10,278.66

Finding the Fourth Proportional to 16,867.07, 25,281.36 and 10,278.66

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Solution

The fourth proportional to 16,867.07, 25,281.36 and 10,278.66 is: 15,406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.07 : 25,281.36 = 10,278.66 : x
  2. Step 2: Convert to fraction form
    16,867.07/25,281.36 = 10,278.66/x
  3. Step 3: Cross multiply
    16,867.07x = 25,281.36 × 10,278.66
  4. Step 4: Simplify right side
    16,867.07x = 259,858,503.78
  5. Step 5: Solve for x
    x = 259,858,503.78/16,867.07
  6. Step 6: Final answer
    x = 15,406.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.