Home / 36,728.16-50,680.49-21,617.47

Finding the Fourth Proportional to 36,728.16, 50,680.49 and 21,617.47

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Solution

The fourth proportional to 36,728.16, 50,680.49 and 21,617.47 is: 29,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.16 : 50,680.49 = 21,617.47 : x
  2. Step 2: Convert to fraction form
    36,728.16/50,680.49 = 21,617.47/x
  3. Step 3: Cross multiply
    36,728.16x = 50,680.49 × 21,617.47
  4. Step 4: Simplify right side
    36,728.16x = 1,095,583,864.07
  5. Step 5: Solve for x
    x = 1,095,583,864.07/36,728.16
  6. Step 6: Final answer
    x = 29,829.53

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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.