Home / 37,146.53-51,249.74-21,219.70

Finding the Fourth Proportional to 37,146.53, 51,249.74 and 21,219.70

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Solution

The fourth proportional to 37,146.53, 51,249.74 and 21,219.70 is: 29,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146.53 : 51,249.74 = 21,219.70 : x
  2. Step 2: Convert to fraction form
    37,146.53/51,249.74 = 21,219.70/x
  3. Step 3: Cross multiply
    37,146.53x = 51,249.74 × 21,219.70
  4. Step 4: Simplify right side
    37,146.53x = 1,087,503,926.70
  5. Step 5: Solve for x
    x = 1,087,503,926.70/37,146.53
  6. Step 6: Final answer
    x = 29,276.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.