Home / 29,015.75-43,526.77-12,377.54

Finding the Fourth Proportional to 29,015.75, 43,526.77 and 12,377.54

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Solution

The fourth proportional to 29,015.75, 43,526.77 and 12,377.54 is: 18,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.75 : 43,526.77 = 12,377.54 : x
  2. Step 2: Convert to fraction form
    29,015.75/43,526.77 = 12,377.54/x
  3. Step 3: Cross multiply
    29,015.75x = 43,526.77 × 12,377.54
  4. Step 4: Simplify right side
    29,015.75x = 538,754,414.62
  5. Step 5: Solve for x
    x = 538,754,414.62/29,015.75
  6. Step 6: Final answer
    x = 18,567.65

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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.