Home / 34,173.42-51,272.44-11,990.26

Finding the Fourth Proportional to 34,173.42, 51,272.44 and 11,990.26

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Solution

The fourth proportional to 34,173.42, 51,272.44 and 11,990.26 is: 17,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,173.42 : 51,272.44 = 11,990.26 : x
  2. Step 2: Convert to fraction form
    34,173.42/51,272.44 = 11,990.26/x
  3. Step 3: Cross multiply
    34,173.42x = 51,272.44 × 11,990.26
  4. Step 4: Simplify right side
    34,173.42x = 614,769,773.24
  5. Step 5: Solve for x
    x = 614,769,773.24/34,173.42
  6. Step 6: Final answer
    x = 17,989.70

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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.