Home / 21,971.41-32,974.83-11,444.65

Finding the Fourth Proportional to 21,971.41, 32,974.83 and 11,444.65

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Solution

The fourth proportional to 21,971.41, 32,974.83 and 11,444.65 is: 17,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,971.41 : 32,974.83 = 11,444.65 : x
  2. Step 2: Convert to fraction form
    21,971.41/32,974.83 = 11,444.65/x
  3. Step 3: Cross multiply
    21,971.41x = 32,974.83 × 11,444.65
  4. Step 4: Simplify right side
    21,971.41x = 377,385,388.16
  5. Step 5: Solve for x
    x = 377,385,388.16/21,971.41
  6. Step 6: Final answer
    x = 17,176.20

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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.