Home / 21,960.82-32,937.79-7,169.66

Finding the Fourth Proportional to 21,960.82, 32,937.79 and 7,169.66

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Solution

The fourth proportional to 21,960.82, 32,937.79 and 7,169.66 is: 10,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.82 : 32,937.79 = 7,169.66 : x
  2. Step 2: Convert to fraction form
    21,960.82/32,937.79 = 7,169.66/x
  3. Step 3: Cross multiply
    21,960.82x = 32,937.79 × 7,169.66
  4. Step 4: Simplify right side
    21,960.82x = 236,152,895.07
  5. Step 5: Solve for x
    x = 236,152,895.07/21,960.82
  6. Step 6: Final answer
    x = 10,753.37

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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.