Home / 55,944.10-83,917.27-20,876.76

Finding the Fourth Proportional to 55,944.10, 83,917.27 and 20,876.76

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Solution

The fourth proportional to 55,944.10, 83,917.27 and 20,876.76 is: 31,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,944.10 : 83,917.27 = 20,876.76 : x
  2. Step 2: Convert to fraction form
    55,944.10/83,917.27 = 20,876.76/x
  3. Step 3: Cross multiply
    55,944.10x = 83,917.27 × 20,876.76
  4. Step 4: Simplify right side
    55,944.10x = 1,751,920,705.65
  5. Step 5: Solve for x
    x = 1,751,920,705.65/55,944.10
  6. Step 6: Final answer
    x = 31,315.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.