Home / 47,431.47-65,453.60-27,294.82

Finding the Fourth Proportional to 47,431.47, 65,453.60 and 27,294.82

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Solution

The fourth proportional to 47,431.47, 65,453.60 and 27,294.82 is: 37,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,431.47 : 65,453.60 = 27,294.82 : x
  2. Step 2: Convert to fraction form
    47,431.47/65,453.60 = 27,294.82/x
  3. Step 3: Cross multiply
    47,431.47x = 65,453.60 × 27,294.82
  4. Step 4: Simplify right side
    47,431.47x = 1,786,543,903.08
  5. Step 5: Solve for x
    x = 1,786,543,903.08/47,431.47
  6. Step 6: Final answer
    x = 37,665.79

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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.