Home / 16,628.22-22,957.74-12,844.80

Finding the Fourth Proportional to 16,628.22, 22,957.74 and 12,844.80

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Solution

The fourth proportional to 16,628.22, 22,957.74 and 12,844.80 is: 17,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.22 : 22,957.74 = 12,844.80 : x
  2. Step 2: Convert to fraction form
    16,628.22/22,957.74 = 12,844.80/x
  3. Step 3: Cross multiply
    16,628.22x = 22,957.74 × 12,844.80
  4. Step 4: Simplify right side
    16,628.22x = 294,887,578.75
  5. Step 5: Solve for x
    x = 294,887,578.75/16,628.22
  6. Step 6: Final answer
    x = 17,734.16

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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.