Home / 16,441.50-22,708.71-11,127.09

Finding the Fourth Proportional to 16,441.50, 22,708.71 and 11,127.09

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Solution

The fourth proportional to 16,441.50, 22,708.71 and 11,127.09 is: 15,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441.50 : 22,708.71 = 11,127.09 : x
  2. Step 2: Convert to fraction form
    16,441.50/22,708.71 = 11,127.09/x
  3. Step 3: Cross multiply
    16,441.50x = 22,708.71 × 11,127.09
  4. Step 4: Simplify right side
    16,441.50x = 252,681,859.95
  5. Step 5: Solve for x
    x = 252,681,859.95/16,441.50
  6. Step 6: Final answer
    x = 15,368.54

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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.