Home / 10,701.27-16,083.80-8,864.19

Finding the Fourth Proportional to 10,701.27, 16,083.80 and 8,864.19

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Solution

The fourth proportional to 10,701.27, 16,083.80 and 8,864.19 is: 13,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.27 : 16,083.80 = 8,864.19 : x
  2. Step 2: Convert to fraction form
    10,701.27/16,083.80 = 8,864.19/x
  3. Step 3: Cross multiply
    10,701.27x = 16,083.80 × 8,864.19
  4. Step 4: Simplify right side
    10,701.27x = 142,569,814.80
  5. Step 5: Solve for x
    x = 142,569,814.80/10,701.27
  6. Step 6: Final answer
    x = 13,322.70

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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.