Home / 20,050.45-30,079.82-6,009.91

Finding the Fourth Proportional to 20,050.45, 30,079.82 and 6,009.91

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Solution

The fourth proportional to 20,050.45, 30,079.82 and 6,009.91 is: 9,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.45 : 30,079.82 = 6,009.91 : x
  2. Step 2: Convert to fraction form
    20,050.45/30,079.82 = 6,009.91/x
  3. Step 3: Cross multiply
    20,050.45x = 30,079.82 × 6,009.91
  4. Step 4: Simplify right side
    20,050.45x = 180,776,950.84
  5. Step 5: Solve for x
    x = 180,776,950.84/20,050.45
  6. Step 6: Final answer
    x = 9,016.11

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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.