Home / 25,481.94-38,208.19-9,881.34

Finding the Fourth Proportional to 25,481.94, 38,208.19 and 9,881.34

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Solution

The fourth proportional to 25,481.94, 38,208.19 and 9,881.34 is: 14,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.94 : 38,208.19 = 9,881.34 : x
  2. Step 2: Convert to fraction form
    25,481.94/38,208.19 = 9,881.34/x
  3. Step 3: Cross multiply
    25,481.94x = 38,208.19 × 9,881.34
  4. Step 4: Simplify right side
    25,481.94x = 377,547,875.73
  5. Step 5: Solve for x
    x = 377,547,875.73/25,481.94
  6. Step 6: Final answer
    x = 14,816.30

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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.