Home / 37,377.88-51,581.86-20,611.48

Finding the Fourth Proportional to 37,377.88, 51,581.86 and 20,611.48

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Solution

The fourth proportional to 37,377.88, 51,581.86 and 20,611.48 is: 28,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,377.88 : 51,581.86 = 20,611.48 : x
  2. Step 2: Convert to fraction form
    37,377.88/51,581.86 = 20,611.48/x
  3. Step 3: Cross multiply
    37,377.88x = 51,581.86 × 20,611.48
  4. Step 4: Simplify right side
    37,377.88x = 1,063,178,475.75
  5. Step 5: Solve for x
    x = 1,063,178,475.75/37,377.88
  6. Step 6: Final answer
    x = 28,444.06

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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.