Home / 36,728.66-50,681.17-21,617.97

Finding the Fourth Proportional to 36,728.66, 50,681.17 and 21,617.97

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Solution

The fourth proportional to 36,728.66, 50,681.17 and 21,617.97 is: 29,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.66 : 50,681.17 = 21,617.97 : x
  2. Step 2: Convert to fraction form
    36,728.66/50,681.17 = 21,617.97/x
  3. Step 3: Cross multiply
    36,728.66x = 50,681.17 × 21,617.97
  4. Step 4: Simplify right side
    36,728.66x = 1,095,624,012.62
  5. Step 5: Solve for x
    x = 1,095,624,012.62/36,728.66
  6. Step 6: Final answer
    x = 29,830.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.