Home / 27,037.39-40,556.06-19,688.60

Finding the Fourth Proportional to 27,037.39, 40,556.06 and 19,688.60

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Solution

The fourth proportional to 27,037.39, 40,556.06 and 19,688.60 is: 29,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,037.39 : 40,556.06 = 19,688.60 : x
  2. Step 2: Convert to fraction form
    27,037.39/40,556.06 = 19,688.60/x
  3. Step 3: Cross multiply
    27,037.39x = 40,556.06 × 19,688.60
  4. Step 4: Simplify right side
    27,037.39x = 798,491,741.69
  5. Step 5: Solve for x
    x = 798,491,741.69/27,037.39
  6. Step 6: Final answer
    x = 29,532.87

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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.