Home / 47,610.75-65,553.26-40,425.69

Finding the Fourth Proportional to 47,610.75, 65,553.26 and 40,425.69

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Solution

The fourth proportional to 47,610.75, 65,553.26 and 40,425.69 is: 55,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,610.75 : 65,553.26 = 40,425.69 : x
  2. Step 2: Convert to fraction form
    47,610.75/65,553.26 = 40,425.69/x
  3. Step 3: Cross multiply
    47,610.75x = 65,553.26 × 40,425.69
  4. Step 4: Simplify right side
    47,610.75x = 2,650,035,767.25
  5. Step 5: Solve for x
    x = 2,650,035,767.25/47,610.75
  6. Step 6: Final answer
    x = 55,660.45

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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.