Home / 47,212.47-65,153.45-25,991.73

Finding the Fourth Proportional to 47,212.47, 65,153.45 and 25,991.73

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Solution

The fourth proportional to 47,212.47, 65,153.45 and 25,991.73 is: 35,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,212.47 : 65,153.45 = 25,991.73 : x
  2. Step 2: Convert to fraction form
    47,212.47/65,153.45 = 25,991.73/x
  3. Step 3: Cross multiply
    47,212.47x = 65,153.45 × 25,991.73
  4. Step 4: Simplify right side
    47,212.47x = 1,693,450,945.95
  5. Step 5: Solve for x
    x = 1,693,450,945.95/47,212.47
  6. Step 6: Final answer
    x = 35,868.72

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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.