Home / 36,017.96-49,707.60-20,104.80

Finding the Fourth Proportional to 36,017.96, 49,707.60 and 20,104.80

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Solution

The fourth proportional to 36,017.96, 49,707.60 and 20,104.80 is: 27,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017.96 : 49,707.60 = 20,104.80 : x
  2. Step 2: Convert to fraction form
    36,017.96/49,707.60 = 20,104.80/x
  3. Step 3: Cross multiply
    36,017.96x = 49,707.60 × 20,104.80
  4. Step 4: Simplify right side
    36,017.96x = 999,361,356.48
  5. Step 5: Solve for x
    x = 999,361,356.48/36,017.96
  6. Step 6: Final answer
    x = 27,746.20

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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.