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Finding the Fourth Proportional to 16,555.40, 22,846.41 and 9,001.73

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Solution

The fourth proportional to 16,555.40, 22,846.41 and 9,001.73 is: 12,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555.40 : 22,846.41 = 9,001.73 : x
  2. Step 2: Convert to fraction form
    16,555.40/22,846.41 = 9,001.73/x
  3. Step 3: Cross multiply
    16,555.40x = 22,846.41 × 9,001.73
  4. Step 4: Simplify right side
    16,555.40x = 205,657,214.29
  5. Step 5: Solve for x
    x = 205,657,214.29/16,555.40
  6. Step 6: Final answer
    x = 12,422.36

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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.