Home / 16,269.94-22,436.40-9,897.40

Finding the Fourth Proportional to 16,269.94, 22,436.40 and 9,897.40

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Solution

The fourth proportional to 16,269.94, 22,436.40 and 9,897.40 is: 13,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.94 : 22,436.40 = 9,897.40 : x
  2. Step 2: Convert to fraction form
    16,269.94/22,436.40 = 9,897.40/x
  3. Step 3: Cross multiply
    16,269.94x = 22,436.40 × 9,897.40
  4. Step 4: Simplify right side
    16,269.94x = 222,062,025.36
  5. Step 5: Solve for x
    x = 222,062,025.36/16,269.94
  6. Step 6: Final answer
    x = 13,648.61

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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.