Home / 36,779.13-50,754.87-20,863.71

Finding the Fourth Proportional to 36,779.13, 50,754.87 and 20,863.71

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Solution

The fourth proportional to 36,779.13, 50,754.87 and 20,863.71 is: 28,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.13 : 50,754.87 = 20,863.71 : x
  2. Step 2: Convert to fraction form
    36,779.13/50,754.87 = 20,863.71/x
  3. Step 3: Cross multiply
    36,779.13x = 50,754.87 × 20,863.71
  4. Step 4: Simplify right side
    36,779.13x = 1,058,934,888.77
  5. Step 5: Solve for x
    x = 1,058,934,888.77/36,779.13
  6. Step 6: Final answer
    x = 28,791.73

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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.