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Finding the Fourth Proportional to 25,218.28, 37,829.04 and 8,573.68

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Solution

The fourth proportional to 25,218.28, 37,829.04 and 8,573.68 is: 12,861.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.28 : 37,829.04 = 8,573.68 : x
  2. Step 2: Convert to fraction form
    25,218.28/37,829.04 = 8,573.68/x
  3. Step 3: Cross multiply
    25,218.28x = 37,829.04 × 8,573.68
  4. Step 4: Simplify right side
    25,218.28x = 324,334,083.67
  5. Step 5: Solve for x
    x = 324,334,083.67/25,218.28
  6. Step 6: Final answer
    x = 12,861.07

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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.