Home / 47,131.74-65,037.93-27,747.57

Finding the Fourth Proportional to 47,131.74, 65,037.93 and 27,747.57

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Solution

The fourth proportional to 47,131.74, 65,037.93 and 27,747.57 is: 38,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,131.74 : 65,037.93 = 27,747.57 : x
  2. Step 2: Convert to fraction form
    47,131.74/65,037.93 = 27,747.57/x
  3. Step 3: Cross multiply
    47,131.74x = 65,037.93 × 27,747.57
  4. Step 4: Simplify right side
    47,131.74x = 1,804,644,515.33
  5. Step 5: Solve for x
    x = 1,804,644,515.33/47,131.74
  6. Step 6: Final answer
    x = 38,289.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.