Home / 36,020.08-49,707.24-20,108.44

Finding the Fourth Proportional to 36,020.08, 49,707.24 and 20,108.44

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Solution

The fourth proportional to 36,020.08, 49,707.24 and 20,108.44 is: 27,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.08 : 49,707.24 = 20,108.44 : x
  2. Step 2: Convert to fraction form
    36,020.08/49,707.24 = 20,108.44/x
  3. Step 3: Cross multiply
    36,020.08x = 49,707.24 × 20,108.44
  4. Step 4: Simplify right side
    36,020.08x = 999,535,053.11
  5. Step 5: Solve for x
    x = 999,535,053.11/36,020.08
  6. Step 6: Final answer
    x = 27,749.38

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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.