Home / 51,639.57-77,462.87-16,577.10

Finding the Fourth Proportional to 51,639.57, 77,462.87 and 16,577.10

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Solution

The fourth proportional to 51,639.57, 77,462.87 and 16,577.10 is: 24,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,639.57 : 77,462.87 = 16,577.10 : x
  2. Step 2: Convert to fraction form
    51,639.57/77,462.87 = 16,577.10/x
  3. Step 3: Cross multiply
    51,639.57x = 77,462.87 × 16,577.10
  4. Step 4: Simplify right side
    51,639.57x = 1,284,109,659.39
  5. Step 5: Solve for x
    x = 1,284,109,659.39/51,639.57
  6. Step 6: Final answer
    x = 24,866.78

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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.