Home / 29,318.80-43,977.82-7,132.19

Finding the Fourth Proportional to 29,318.80, 43,977.82 and 7,132.19

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Solution

The fourth proportional to 29,318.80, 43,977.82 and 7,132.19 is: 10,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.80 : 43,977.82 = 7,132.19 : x
  2. Step 2: Convert to fraction form
    29,318.80/43,977.82 = 7,132.19/x
  3. Step 3: Cross multiply
    29,318.80x = 43,977.82 × 7,132.19
  4. Step 4: Simplify right side
    29,318.80x = 313,657,930.31
  5. Step 5: Solve for x
    x = 313,657,930.31/29,318.80
  6. Step 6: Final answer
    x = 10,698.19

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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.