Home / 20,014.77-30,011.96-6,682.98

Finding the Fourth Proportional to 20,014.77, 30,011.96 and 6,682.98

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Solution

The fourth proportional to 20,014.77, 30,011.96 and 6,682.98 is: 10,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.77 : 30,011.96 = 6,682.98 : x
  2. Step 2: Convert to fraction form
    20,014.77/30,011.96 = 6,682.98/x
  3. Step 3: Cross multiply
    20,014.77x = 30,011.96 × 6,682.98
  4. Step 4: Simplify right side
    20,014.77x = 200,569,345.15
  5. Step 5: Solve for x
    x = 200,569,345.15/20,014.77
  6. Step 6: Final answer
    x = 10,021.07

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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.