Home / 47,133.55-65,042.64-25,912.66

Finding the Fourth Proportional to 47,133.55, 65,042.64 and 25,912.66

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Solution

The fourth proportional to 47,133.55, 65,042.64 and 25,912.66 is: 35,758.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,133.55 : 65,042.64 = 25,912.66 : x
  2. Step 2: Convert to fraction form
    47,133.55/65,042.64 = 25,912.66/x
  3. Step 3: Cross multiply
    47,133.55x = 65,042.64 × 25,912.66
  4. Step 4: Simplify right side
    47,133.55x = 1,685,427,815.82
  5. Step 5: Solve for x
    x = 1,685,427,815.82/47,133.55
  6. Step 6: Final answer
    x = 35,758.56

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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.