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Finding the Fourth Proportional to 16,554.78, 22,846.04 and 9,001.62

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Solution

The fourth proportional to 16,554.78, 22,846.04 and 9,001.62 is: 12,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,554.78 : 22,846.04 = 9,001.62 : x
  2. Step 2: Convert to fraction form
    16,554.78/22,846.04 = 9,001.62/x
  3. Step 3: Cross multiply
    16,554.78x = 22,846.04 × 9,001.62
  4. Step 4: Simplify right side
    16,554.78x = 205,651,211.35
  5. Step 5: Solve for x
    x = 205,651,211.35/16,554.78
  6. Step 6: Final answer
    x = 12,422.47

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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.