Home / 12,037.52-18,056.75-3,716.79

Finding the Fourth Proportional to 12,037.52, 18,056.75 and 3,716.79

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Solution

The fourth proportional to 12,037.52, 18,056.75 and 3,716.79 is: 5,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.52 : 18,056.75 = 3,716.79 : x
  2. Step 2: Convert to fraction form
    12,037.52/18,056.75 = 3,716.79/x
  3. Step 3: Cross multiply
    12,037.52x = 18,056.75 × 3,716.79
  4. Step 4: Simplify right side
    12,037.52x = 67,113,129.25
  5. Step 5: Solve for x
    x = 67,113,129.25/12,037.52
  6. Step 6: Final answer
    x = 5,575.33

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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.