Home / 37,378.26-51,581.76-20,611.26

Finding the Fourth Proportional to 37,378.26, 51,581.76 and 20,611.26

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Solution

The fourth proportional to 37,378.26, 51,581.76 and 20,611.26 is: 28,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378.26 : 51,581.76 = 20,611.26 : x
  2. Step 2: Convert to fraction form
    37,378.26/51,581.76 = 20,611.26/x
  3. Step 3: Cross multiply
    37,378.26x = 51,581.76 × 20,611.26
  4. Step 4: Simplify right side
    37,378.26x = 1,063,165,066.62
  5. Step 5: Solve for x
    x = 1,063,165,066.62/37,378.26
  6. Step 6: Final answer
    x = 28,443.41

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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.