Home / 19,769.22-29,654.06-6,621.62

Finding the Fourth Proportional to 19,769.22, 29,654.06 and 6,621.62

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Solution

The fourth proportional to 19,769.22, 29,654.06 and 6,621.62 is: 9,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.22 : 29,654.06 = 6,621.62 : x
  2. Step 2: Convert to fraction form
    19,769.22/29,654.06 = 6,621.62/x
  3. Step 3: Cross multiply
    19,769.22x = 29,654.06 × 6,621.62
  4. Step 4: Simplify right side
    19,769.22x = 196,357,735.40
  5. Step 5: Solve for x
    x = 196,357,735.40/19,769.22
  6. Step 6: Final answer
    x = 9,932.50

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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.