Home / 37,282.26-51,449.50-20,515.26

Finding the Fourth Proportional to 37,282.26, 51,449.50 and 20,515.26

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Solution

The fourth proportional to 37,282.26, 51,449.50 and 20,515.26 is: 28,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,282.26 : 51,449.50 = 20,515.26 : x
  2. Step 2: Convert to fraction form
    37,282.26/51,449.50 = 20,515.26/x
  3. Step 3: Cross multiply
    37,282.26x = 51,449.50 × 20,515.26
  4. Step 4: Simplify right side
    37,282.26x = 1,055,499,869.37
  5. Step 5: Solve for x
    x = 1,055,499,869.37/37,282.26
  6. Step 6: Final answer
    x = 28,311.05

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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.