Home / 36,424.36-50,265.06-20,508.76

Finding the Fourth Proportional to 36,424.36, 50,265.06 and 20,508.76

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Solution

The fourth proportional to 36,424.36, 50,265.06 and 20,508.76 is: 28,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,424.36 : 50,265.06 = 20,508.76 : x
  2. Step 2: Convert to fraction form
    36,424.36/50,265.06 = 20,508.76/x
  3. Step 3: Cross multiply
    36,424.36x = 50,265.06 × 20,508.76
  4. Step 4: Simplify right side
    36,424.36x = 1,030,874,051.93
  5. Step 5: Solve for x
    x = 1,030,874,051.93/36,424.36
  6. Step 6: Final answer
    x = 28,301.78

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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.