Home / 47,631.44-65,732.40-26,121.69

Finding the Fourth Proportional to 47,631.44, 65,732.40 and 26,121.69

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Solution

The fourth proportional to 47,631.44, 65,732.40 and 26,121.69 is: 36,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,631.44 : 65,732.40 = 26,121.69 : x
  2. Step 2: Convert to fraction form
    47,631.44/65,732.40 = 26,121.69/x
  3. Step 3: Cross multiply
    47,631.44x = 65,732.40 × 26,121.69
  4. Step 4: Simplify right side
    47,631.44x = 1,717,041,375.76
  5. Step 5: Solve for x
    x = 1,717,041,375.76/47,631.44
  6. Step 6: Final answer
    x = 36,048.49

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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.