Home / 11,046.40-16,569.60-9,836.80

Finding the Fourth Proportional to 11,046.40, 16,569.60 and 9,836.80

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Solution

The fourth proportional to 11,046.40, 16,569.60 and 9,836.80 is: 14,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.40 : 16,569.60 = 9,836.80 : x
  2. Step 2: Convert to fraction form
    11,046.40/16,569.60 = 9,836.80/x
  3. Step 3: Cross multiply
    11,046.40x = 16,569.60 × 9,836.80
  4. Step 4: Simplify right side
    11,046.40x = 162,991,841.28
  5. Step 5: Solve for x
    x = 162,991,841.28/11,046.40
  6. Step 6: Final answer
    x = 14,755.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.