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Finding the Fourth Proportional to 11,233.70, 16,854.60 and 10,828.70

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Solution

The fourth proportional to 11,233.70, 16,854.60 and 10,828.70 is: 16,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.70 : 16,854.60 = 10,828.70 : x
  2. Step 2: Convert to fraction form
    11,233.70/16,854.60 = 10,828.70/x
  3. Step 3: Cross multiply
    11,233.70x = 16,854.60 × 10,828.70
  4. Step 4: Simplify right side
    11,233.70x = 182,513,407.02
  5. Step 5: Solve for x
    x = 182,513,407.02/11,233.70
  6. Step 6: Final answer
    x = 16,246.95

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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.