Home / 21,960.09-32,943.38-6,375.69

Finding the Fourth Proportional to 21,960.09, 32,943.38 and 6,375.69

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Solution

The fourth proportional to 21,960.09, 32,943.38 and 6,375.69 is: 9,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.09 : 32,943.38 = 6,375.69 : x
  2. Step 2: Convert to fraction form
    21,960.09/32,943.38 = 6,375.69/x
  3. Step 3: Cross multiply
    21,960.09x = 32,943.38 × 6,375.69
  4. Step 4: Simplify right side
    21,960.09x = 210,036,746.55
  5. Step 5: Solve for x
    x = 210,036,746.55/21,960.09
  6. Step 6: Final answer
    x = 9,564.48

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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.