Home / 36,018.92-49,701.93-20,102.83

Finding the Fourth Proportional to 36,018.92, 49,701.93 and 20,102.83

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Solution

The fourth proportional to 36,018.92, 49,701.93 and 20,102.83 is: 27,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018.92 : 49,701.93 = 20,102.83 : x
  2. Step 2: Convert to fraction form
    36,018.92/49,701.93 = 20,102.83/x
  3. Step 3: Cross multiply
    36,018.92x = 49,701.93 × 20,102.83
  4. Step 4: Simplify right side
    36,018.92x = 999,149,449.46
  5. Step 5: Solve for x
    x = 999,149,449.46/36,018.92
  6. Step 6: Final answer
    x = 27,739.57

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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.