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Finding the Fourth Proportional to 16,587.23, 22,890.78 and 9,033.98

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Solution

The fourth proportional to 16,587.23, 22,890.78 and 9,033.98 is: 12,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.23 : 22,890.78 = 9,033.98 : x
  2. Step 2: Convert to fraction form
    16,587.23/22,890.78 = 9,033.98/x
  3. Step 3: Cross multiply
    16,587.23x = 22,890.78 × 9,033.98
  4. Step 4: Simplify right side
    16,587.23x = 206,794,848.70
  5. Step 5: Solve for x
    x = 206,794,848.70/16,587.23
  6. Step 6: Final answer
    x = 12,467.11

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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.