Home / 19,809.92-29,713.39-5,770.06

Finding the Fourth Proportional to 19,809.92, 29,713.39 and 5,770.06

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Solution

The fourth proportional to 19,809.92, 29,713.39 and 5,770.06 is: 8,654.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809.92 : 29,713.39 = 5,770.06 : x
  2. Step 2: Convert to fraction form
    19,809.92/29,713.39 = 5,770.06/x
  3. Step 3: Cross multiply
    19,809.92x = 29,713.39 × 5,770.06
  4. Step 4: Simplify right side
    19,809.92x = 171,447,954.39
  5. Step 5: Solve for x
    x = 171,447,954.39/19,809.92
  6. Step 6: Final answer
    x = 8,654.65

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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.