Home / 21,336.26-32,012.69-8,853.17

Finding the Fourth Proportional to 21,336.26, 32,012.69 and 8,853.17

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Solution

The fourth proportional to 21,336.26, 32,012.69 and 8,853.17 is: 13,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.26 : 32,012.69 = 8,853.17 : x
  2. Step 2: Convert to fraction form
    21,336.26/32,012.69 = 8,853.17/x
  3. Step 3: Cross multiply
    21,336.26x = 32,012.69 × 8,853.17
  4. Step 4: Simplify right side
    21,336.26x = 283,413,582.40
  5. Step 5: Solve for x
    x = 283,413,582.40/21,336.26
  6. Step 6: Final answer
    x = 13,283.19

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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.