Home / 51,473.76-77,216.24-16,405.36

Finding the Fourth Proportional to 51,473.76, 77,216.24 and 16,405.36

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Solution

The fourth proportional to 51,473.76, 77,216.24 and 16,405.36 is: 24,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,473.76 : 77,216.24 = 16,405.36 : x
  2. Step 2: Convert to fraction form
    51,473.76/77,216.24 = 16,405.36/x
  3. Step 3: Cross multiply
    51,473.76x = 77,216.24 × 16,405.36
  4. Step 4: Simplify right side
    51,473.76x = 1,266,760,215.05
  5. Step 5: Solve for x
    x = 1,266,760,215.05/51,473.76
  6. Step 6: Final answer
    x = 24,609.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.