Home / 36,020.85-49,707.16-20,104.93

Finding the Fourth Proportional to 36,020.85, 49,707.16 and 20,104.93

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Solution

The fourth proportional to 36,020.85, 49,707.16 and 20,104.93 is: 27,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.85 : 49,707.16 = 20,104.93 : x
  2. Step 2: Convert to fraction form
    36,020.85/49,707.16 = 20,104.93/x
  3. Step 3: Cross multiply
    36,020.85x = 49,707.16 × 20,104.93
  4. Step 4: Simplify right side
    36,020.85x = 999,358,972.30
  5. Step 5: Solve for x
    x = 999,358,972.30/36,020.85
  6. Step 6: Final answer
    x = 27,743.90

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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.