Home / 37,565.28-51,843.60-20,803.68

Finding the Fourth Proportional to 37,565.28, 51,843.60 and 20,803.68

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Solution

The fourth proportional to 37,565.28, 51,843.60 and 20,803.68 is: 28,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,565.28 : 51,843.60 = 20,803.68 : x
  2. Step 2: Convert to fraction form
    37,565.28/51,843.60 = 20,803.68/x
  3. Step 3: Cross multiply
    37,565.28x = 51,843.60 × 20,803.68
  4. Step 4: Simplify right side
    37,565.28x = 1,078,537,664.45
  5. Step 5: Solve for x
    x = 1,078,537,664.45/37,565.28
  6. Step 6: Final answer
    x = 28,711.02

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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.