Home / 25,217.71-37,832.64-7,686.46

Finding the Fourth Proportional to 25,217.71, 37,832.64 and 7,686.46

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Solution

The fourth proportional to 25,217.71, 37,832.64 and 7,686.46 is: 11,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.71 : 37,832.64 = 7,686.46 : x
  2. Step 2: Convert to fraction form
    25,217.71/37,832.64 = 7,686.46/x
  3. Step 3: Cross multiply
    25,217.71x = 37,832.64 × 7,686.46
  4. Step 4: Simplify right side
    25,217.71x = 290,799,074.05
  5. Step 5: Solve for x
    x = 290,799,074.05/25,217.71
  6. Step 6: Final answer
    x = 11,531.54

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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.