Home / 37,714.95-52,046.78-20,720.57

Finding the Fourth Proportional to 37,714.95, 52,046.78 and 20,720.57

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Solution

The fourth proportional to 37,714.95, 52,046.78 and 20,720.57 is: 28,594.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,714.95 : 52,046.78 = 20,720.57 : x
  2. Step 2: Convert to fraction form
    37,714.95/52,046.78 = 20,720.57/x
  3. Step 3: Cross multiply
    37,714.95x = 52,046.78 × 20,720.57
  4. Step 4: Simplify right side
    37,714.95x = 1,078,438,584.43
  5. Step 5: Solve for x
    x = 1,078,438,584.43/37,714.95
  6. Step 6: Final answer
    x = 28,594.46

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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.