Home / 21,476.75-32,212.49-6,685.34

Finding the Fourth Proportional to 21,476.75, 32,212.49 and 6,685.34

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Solution

The fourth proportional to 21,476.75, 32,212.49 and 6,685.34 is: 10,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.75 : 32,212.49 = 6,685.34 : x
  2. Step 2: Convert to fraction form
    21,476.75/32,212.49 = 6,685.34/x
  3. Step 3: Cross multiply
    21,476.75x = 32,212.49 × 6,685.34
  4. Step 4: Simplify right side
    21,476.75x = 215,351,253.41
  5. Step 5: Solve for x
    x = 215,351,253.41/21,476.75
  6. Step 6: Final answer
    x = 10,027.18

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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.