Home / 36,477.38-54,694.20-17,720.48

Finding the Fourth Proportional to 36,477.38, 54,694.20 and 17,720.48

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Solution

The fourth proportional to 36,477.38, 54,694.20 and 17,720.48 is: 26,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.38 : 54,694.20 = 17,720.48 : x
  2. Step 2: Convert to fraction form
    36,477.38/54,694.20 = 17,720.48/x
  3. Step 3: Cross multiply
    36,477.38x = 54,694.20 × 17,720.48
  4. Step 4: Simplify right side
    36,477.38x = 969,207,477.22
  5. Step 5: Solve for x
    x = 969,207,477.22/36,477.38
  6. Step 6: Final answer
    x = 26,570.10

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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.