Home / 36,637.36-50,559.22-20,724.92

Finding the Fourth Proportional to 36,637.36, 50,559.22 and 20,724.92

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Solution

The fourth proportional to 36,637.36, 50,559.22 and 20,724.92 is: 28,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637.36 : 50,559.22 = 20,724.92 : x
  2. Step 2: Convert to fraction form
    36,637.36/50,559.22 = 20,724.92/x
  3. Step 3: Cross multiply
    36,637.36x = 50,559.22 × 20,724.92
  4. Step 4: Simplify right side
    36,637.36x = 1,047,835,789.76
  5. Step 5: Solve for x
    x = 1,047,835,789.76/36,637.36
  6. Step 6: Final answer
    x = 28,600.20

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Double scale
Find fourth proportional to 36,638.36, 50,560.60 and 20,725.92
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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.