Home / 51,643.78-77,459.73-16,107.82

Finding the Fourth Proportional to 51,643.78, 77,459.73 and 16,107.82

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Solution

The fourth proportional to 51,643.78, 77,459.73 and 16,107.82 is: 24,159.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,643.78 : 77,459.73 = 16,107.82 : x
  2. Step 2: Convert to fraction form
    51,643.78/77,459.73 = 16,107.82/x
  3. Step 3: Cross multiply
    51,643.78x = 77,459.73 × 16,107.82
  4. Step 4: Simplify right side
    51,643.78x = 1,247,707,388.09
  5. Step 5: Solve for x
    x = 1,247,707,388.09/51,643.78
  6. Step 6: Final answer
    x = 24,159.88

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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.