Home / 21,568.09-32,351.94-5,985.71

Finding the Fourth Proportional to 21,568.09, 32,351.94 and 5,985.71

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Solution

The fourth proportional to 21,568.09, 32,351.94 and 5,985.71 is: 8,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,568.09 : 32,351.94 = 5,985.71 : x
  2. Step 2: Convert to fraction form
    21,568.09/32,351.94 = 5,985.71/x
  3. Step 3: Cross multiply
    21,568.09x = 32,351.94 × 5,985.71
  4. Step 4: Simplify right side
    21,568.09x = 193,649,330.78
  5. Step 5: Solve for x
    x = 193,649,330.78/21,568.09
  6. Step 6: Final answer
    x = 8,978.51

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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.