Home / 51,998.09-77,997.13-16,937.74

Finding the Fourth Proportional to 51,998.09, 77,997.13 and 16,937.74

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Solution

The fourth proportional to 51,998.09, 77,997.13 and 16,937.74 is: 25,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.09 : 77,997.13 = 16,937.74 : x
  2. Step 2: Convert to fraction form
    51,998.09/77,997.13 = 16,937.74/x
  3. Step 3: Cross multiply
    51,998.09x = 77,997.13 × 16,937.74
  4. Step 4: Simplify right side
    51,998.09x = 1,321,094,871.35
  5. Step 5: Solve for x
    x = 1,321,094,871.35/51,998.09
  6. Step 6: Final answer
    x = 25,406.61

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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.