Home / 29,011.12-43,517.30-9,289.62

Finding the Fourth Proportional to 29,011.12, 43,517.30 and 9,289.62

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Solution

The fourth proportional to 29,011.12, 43,517.30 and 9,289.62 is: 13,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.12 : 43,517.30 = 9,289.62 : x
  2. Step 2: Convert to fraction form
    29,011.12/43,517.30 = 9,289.62/x
  3. Step 3: Cross multiply
    29,011.12x = 43,517.30 × 9,289.62
  4. Step 4: Simplify right side
    29,011.12x = 404,259,330.63
  5. Step 5: Solve for x
    x = 404,259,330.63/29,011.12
  6. Step 6: Final answer
    x = 13,934.63

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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.