Home / 25,098.71-34,659.65-16,161.78

Finding the Fourth Proportional to 25,098.71, 34,659.65 and 16,161.78

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Solution

The fourth proportional to 25,098.71, 34,659.65 and 16,161.78 is: 22,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,098.71 : 34,659.65 = 16,161.78 : x
  2. Step 2: Convert to fraction form
    25,098.71/34,659.65 = 16,161.78/x
  3. Step 3: Cross multiply
    25,098.71x = 34,659.65 × 16,161.78
  4. Step 4: Simplify right side
    25,098.71x = 560,161,678.58
  5. Step 5: Solve for x
    x = 560,161,678.58/25,098.71
  6. Step 6: Final answer
    x = 22,318.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.