Home / 47,908.18-66,115.34-26,687.46

Finding the Fourth Proportional to 47,908.18, 66,115.34 and 26,687.46

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Solution

The fourth proportional to 47,908.18, 66,115.34 and 26,687.46 is: 36,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.18 : 66,115.34 = 26,687.46 : x
  2. Step 2: Convert to fraction form
    47,908.18/66,115.34 = 26,687.46/x
  3. Step 3: Cross multiply
    47,908.18x = 66,115.34 × 26,687.46
  4. Step 4: Simplify right side
    47,908.18x = 1,764,450,491.64
  5. Step 5: Solve for x
    x = 1,764,450,491.64/47,908.18
  6. Step 6: Final answer
    x = 36,829.84

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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.