Home / 36,077.30-49,788.88-20,163.02

Finding the Fourth Proportional to 36,077.30, 49,788.88 and 20,163.02

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Solution

The fourth proportional to 36,077.30, 49,788.88 and 20,163.02 is: 27,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,077.30 : 49,788.88 = 20,163.02 : x
  2. Step 2: Convert to fraction form
    36,077.30/49,788.88 = 20,163.02/x
  3. Step 3: Cross multiply
    36,077.30x = 49,788.88 × 20,163.02
  4. Step 4: Simplify right side
    36,077.30x = 1,003,893,883.87
  5. Step 5: Solve for x
    x = 1,003,893,883.87/36,077.30
  6. Step 6: Final answer
    x = 27,826.20

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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.