Home / 16,024.87-22,122.27-12,216.79

Finding the Fourth Proportional to 16,024.87, 22,122.27 and 12,216.79

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Solution

The fourth proportional to 16,024.87, 22,122.27 and 12,216.79 is: 16,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,024.87 : 22,122.27 = 12,216.79 : x
  2. Step 2: Convert to fraction form
    16,024.87/22,122.27 = 12,216.79/x
  3. Step 3: Cross multiply
    16,024.87x = 22,122.27 × 12,216.79
  4. Step 4: Simplify right side
    16,024.87x = 270,262,955.22
  5. Step 5: Solve for x
    x = 270,262,955.22/16,024.87
  6. Step 6: Final answer
    x = 16,865.23

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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.