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Finding the Fourth Proportional to 16,123.88, 22,252.98 and 9,050.28

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Solution

The fourth proportional to 16,123.88, 22,252.98 and 9,050.28 is: 12,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123.88 : 22,252.98 = 9,050.28 : x
  2. Step 2: Convert to fraction form
    16,123.88/22,252.98 = 9,050.28/x
  3. Step 3: Cross multiply
    16,123.88x = 22,252.98 × 9,050.28
  4. Step 4: Simplify right side
    16,123.88x = 201,395,699.83
  5. Step 5: Solve for x
    x = 201,395,699.83/16,123.88
  6. Step 6: Final answer
    x = 12,490.53

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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.