Home / 21,677.63-32,517.36-6,886.22

Finding the Fourth Proportional to 21,677.63, 32,517.36 and 6,886.22

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Solution

The fourth proportional to 21,677.63, 32,517.36 and 6,886.22 is: 10,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.63 : 32,517.36 = 6,886.22 : x
  2. Step 2: Convert to fraction form
    21,677.63/32,517.36 = 6,886.22/x
  3. Step 3: Cross multiply
    21,677.63x = 32,517.36 × 6,886.22
  4. Step 4: Simplify right side
    21,677.63x = 223,921,532.19
  5. Step 5: Solve for x
    x = 223,921,532.19/21,677.63
  6. Step 6: Final answer
    x = 10,329.62

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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.