Home / 20,056.56-30,074.64-6,724.92

Finding the Fourth Proportional to 20,056.56, 30,074.64 and 6,724.92

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Solution

The fourth proportional to 20,056.56, 30,074.64 and 6,724.92 is: 10,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056.56 : 30,074.64 = 6,724.92 : x
  2. Step 2: Convert to fraction form
    20,056.56/30,074.64 = 6,724.92/x
  3. Step 3: Cross multiply
    20,056.56x = 30,074.64 × 6,724.92
  4. Step 4: Simplify right side
    20,056.56x = 202,249,548.03
  5. Step 5: Solve for x
    x = 202,249,548.03/20,056.56
  6. Step 6: Final answer
    x = 10,083.96

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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.