Home / 37,714.71-52,043.79-20,715.64

Finding the Fourth Proportional to 37,714.71, 52,043.79 and 20,715.64

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Solution

The fourth proportional to 37,714.71, 52,043.79 and 20,715.64 is: 28,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,714.71 : 52,043.79 = 20,715.64 : x
  2. Step 2: Convert to fraction form
    37,714.71/52,043.79 = 20,715.64/x
  3. Step 3: Cross multiply
    37,714.71x = 52,043.79 × 20,715.64
  4. Step 4: Simplify right side
    37,714.71x = 1,078,120,417.88
  5. Step 5: Solve for x
    x = 1,078,120,417.88/37,714.71
  6. Step 6: Final answer
    x = 28,586.20

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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.