Home / 37,452.64-51,680.24-20,684.64

Finding the Fourth Proportional to 37,452.64, 51,680.24 and 20,684.64

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Solution

The fourth proportional to 37,452.64, 51,680.24 and 20,684.64 is: 28,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,452.64 : 51,680.24 = 20,684.64 : x
  2. Step 2: Convert to fraction form
    37,452.64/51,680.24 = 20,684.64/x
  3. Step 3: Cross multiply
    37,452.64x = 51,680.24 × 20,684.64
  4. Step 4: Simplify right side
    37,452.64x = 1,068,987,159.51
  5. Step 5: Solve for x
    x = 1,068,987,159.51/37,452.64
  6. Step 6: Final answer
    x = 28,542.37

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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.