Home / 25,734.71-38,607.75-8,204.54

Finding the Fourth Proportional to 25,734.71, 38,607.75 and 8,204.54

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Solution

The fourth proportional to 25,734.71, 38,607.75 and 8,204.54 is: 12,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,734.71 : 38,607.75 = 8,204.54 : x
  2. Step 2: Convert to fraction form
    25,734.71/38,607.75 = 8,204.54/x
  3. Step 3: Cross multiply
    25,734.71x = 38,607.75 × 8,204.54
  4. Step 4: Simplify right side
    25,734.71x = 316,758,829.19
  5. Step 5: Solve for x
    x = 316,758,829.19/25,734.71
  6. Step 6: Final answer
    x = 12,308.62

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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.