Home / 51,469.47-77,216.69-16,409.09

Finding the Fourth Proportional to 51,469.47, 77,216.69 and 16,409.09

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Solution

The fourth proportional to 51,469.47, 77,216.69 and 16,409.09 is: 24,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,469.47 : 77,216.69 = 16,409.09 : x
  2. Step 2: Convert to fraction form
    51,469.47/77,216.69 = 16,409.09/x
  3. Step 3: Cross multiply
    51,469.47x = 77,216.69 × 16,409.09
  4. Step 4: Simplify right side
    51,469.47x = 1,267,055,849.78
  5. Step 5: Solve for x
    x = 1,267,055,849.78/51,469.47
  6. Step 6: Final answer
    x = 24,617.62

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1.5x scale

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.