Home / 36,717.91-50,669.55-21,607.09

Finding the Fourth Proportional to 36,717.91, 50,669.55 and 21,607.09

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Solution

The fourth proportional to 36,717.91, 50,669.55 and 21,607.09 is: 29,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,717.91 : 50,669.55 = 21,607.09 : x
  2. Step 2: Convert to fraction form
    36,717.91/50,669.55 = 21,607.09/x
  3. Step 3: Cross multiply
    36,717.91x = 50,669.55 × 21,607.09
  4. Step 4: Simplify right side
    36,717.91x = 1,094,821,400.44
  5. Step 5: Solve for x
    x = 1,094,821,400.44/36,717.91
  6. Step 6: Final answer
    x = 29,817.10

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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.