Home / 20,041.21-30,061.82-6,893.70

Finding the Fourth Proportional to 20,041.21, 30,061.82 and 6,893.70

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Solution

The fourth proportional to 20,041.21, 30,061.82 and 6,893.70 is: 10,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.21 : 30,061.82 = 6,893.70 : x
  2. Step 2: Convert to fraction form
    20,041.21/30,061.82 = 6,893.70/x
  3. Step 3: Cross multiply
    20,041.21x = 30,061.82 × 6,893.70
  4. Step 4: Simplify right side
    20,041.21x = 207,237,168.53
  5. Step 5: Solve for x
    x = 207,237,168.53/20,041.21
  6. Step 6: Final answer
    x = 10,340.55

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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.