Home / 37,113.95-51,224.10-21,198.39

Finding the Fourth Proportional to 37,113.95, 51,224.10 and 21,198.39

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Solution

The fourth proportional to 37,113.95, 51,224.10 and 21,198.39 is: 29,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.95 : 51,224.10 = 21,198.39 : x
  2. Step 2: Convert to fraction form
    37,113.95/51,224.10 = 21,198.39/x
  3. Step 3: Cross multiply
    37,113.95x = 51,224.10 × 21,198.39
  4. Step 4: Simplify right side
    37,113.95x = 1,085,868,449.20
  5. Step 5: Solve for x
    x = 1,085,868,449.20/37,113.95
  6. Step 6: Final answer
    x = 29,257.69

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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.