Home / 34,770.11-47,982.15-19,662.26

Finding the Fourth Proportional to 34,770.11, 47,982.15 and 19,662.26

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Solution

The fourth proportional to 34,770.11, 47,982.15 and 19,662.26 is: 27,133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,770.11 : 47,982.15 = 19,662.26 : x
  2. Step 2: Convert to fraction form
    34,770.11/47,982.15 = 19,662.26/x
  3. Step 3: Cross multiply
    34,770.11x = 47,982.15 × 19,662.26
  4. Step 4: Simplify right side
    34,770.11x = 943,437,268.75
  5. Step 5: Solve for x
    x = 943,437,268.75/34,770.11
  6. Step 6: Final answer
    x = 27,133.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.