Home / 51,493.14-77,252.05-21,490.69

Finding the Fourth Proportional to 51,493.14, 77,252.05 and 21,490.69

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Solution

The fourth proportional to 51,493.14, 77,252.05 and 21,490.69 is: 32,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,493.14 : 77,252.05 = 21,490.69 : x
  2. Step 2: Convert to fraction form
    51,493.14/77,252.05 = 21,490.69/x
  3. Step 3: Cross multiply
    51,493.14x = 77,252.05 × 21,490.69
  4. Step 4: Simplify right side
    51,493.14x = 1,660,200,114.71
  5. Step 5: Solve for x
    x = 1,660,200,114.71/51,493.14
  6. Step 6: Final answer
    x = 32,241.19

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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.