Home / 21,867.04-32,793.56-7,072.80

Finding the Fourth Proportional to 21,867.04, 32,793.56 and 7,072.80

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Solution

The fourth proportional to 21,867.04, 32,793.56 and 7,072.80 is: 10,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,867.04 : 32,793.56 = 7,072.80 : x
  2. Step 2: Convert to fraction form
    21,867.04/32,793.56 = 7,072.80/x
  3. Step 3: Cross multiply
    21,867.04x = 32,793.56 × 7,072.80
  4. Step 4: Simplify right side
    21,867.04x = 231,942,291.17
  5. Step 5: Solve for x
    x = 231,942,291.17/21,867.04
  6. Step 6: Final answer
    x = 10,606.94

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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.