Home / 20,795.96-31,195.02-6,946.04

Finding the Fourth Proportional to 20,795.96, 31,195.02 and 6,946.04

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Solution

The fourth proportional to 20,795.96, 31,195.02 and 6,946.04 is: 10,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,795.96 : 31,195.02 = 6,946.04 : x
  2. Step 2: Convert to fraction form
    20,795.96/31,195.02 = 6,946.04/x
  3. Step 3: Cross multiply
    20,795.96x = 31,195.02 × 6,946.04
  4. Step 4: Simplify right side
    20,795.96x = 216,681,856.72
  5. Step 5: Solve for x
    x = 216,681,856.72/20,795.96
  6. Step 6: Final answer
    x = 10,419.42

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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.