Home / 16,571.66-22,868.70-9,857.13

Finding the Fourth Proportional to 16,571.66, 22,868.70 and 9,857.13

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Solution

The fourth proportional to 16,571.66, 22,868.70 and 9,857.13 is: 13,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,571.66 : 22,868.70 = 9,857.13 : x
  2. Step 2: Convert to fraction form
    16,571.66/22,868.70 = 9,857.13/x
  3. Step 3: Cross multiply
    16,571.66x = 22,868.70 × 9,857.13
  4. Step 4: Simplify right side
    16,571.66x = 225,419,748.83
  5. Step 5: Solve for x
    x = 225,419,748.83/16,571.66
  6. Step 6: Final answer
    x = 13,602.73

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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.