Home / 16,279.80-22,466.58-9,206.07

Finding the Fourth Proportional to 16,279.80, 22,466.58 and 9,206.07

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Solution

The fourth proportional to 16,279.80, 22,466.58 and 9,206.07 is: 12,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.80 : 22,466.58 = 9,206.07 : x
  2. Step 2: Convert to fraction form
    16,279.80/22,466.58 = 9,206.07/x
  3. Step 3: Cross multiply
    16,279.80x = 22,466.58 × 9,206.07
  4. Step 4: Simplify right side
    16,279.80x = 206,828,908.14
  5. Step 5: Solve for x
    x = 206,828,908.14/16,279.80
  6. Step 6: Final answer
    x = 12,704.63

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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.