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Finding the Fourth Proportional to 14,502.29, 20,013.33 and 8,836.29

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Solution

The fourth proportional to 14,502.29, 20,013.33 and 8,836.29 is: 12,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.29 : 20,013.33 = 8,836.29 : x
  2. Step 2: Convert to fraction form
    14,502.29/20,013.33 = 8,836.29/x
  3. Step 3: Cross multiply
    14,502.29x = 20,013.33 × 8,836.29
  4. Step 4: Simplify right side
    14,502.29x = 176,843,571.18
  5. Step 5: Solve for x
    x = 176,843,571.18/14,502.29
  6. Step 6: Final answer
    x = 12,194.18

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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.