Home / 37,735.71-56,600.33-12,775.20

Finding the Fourth Proportional to 37,735.71, 56,600.33 and 12,775.20

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Solution

The fourth proportional to 37,735.71, 56,600.33 and 12,775.20 is: 19,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,735.71 : 56,600.33 = 12,775.20 : x
  2. Step 2: Convert to fraction form
    37,735.71/56,600.33 = 12,775.20/x
  3. Step 3: Cross multiply
    37,735.71x = 56,600.33 × 12,775.20
  4. Step 4: Simplify right side
    37,735.71x = 723,080,471.94
  5. Step 5: Solve for x
    x = 723,080,471.94/37,735.71
  6. Step 6: Final answer
    x = 19,161.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.