Home / 37,575.64-51,856.02-20,808.64

Finding the Fourth Proportional to 37,575.64, 51,856.02 and 20,808.64

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Solution

The fourth proportional to 37,575.64, 51,856.02 and 20,808.64 is: 28,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.64 : 51,856.02 = 20,808.64 : x
  2. Step 2: Convert to fraction form
    37,575.64/51,856.02 = 20,808.64/x
  3. Step 3: Cross multiply
    37,575.64x = 51,856.02 × 20,808.64
  4. Step 4: Simplify right side
    37,575.64x = 1,079,053,252.01
  5. Step 5: Solve for x
    x = 1,079,053,252.01/37,575.64
  6. Step 6: Final answer
    x = 28,716.83

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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.