Home / 25,489.59-38,259.44-16,730.65

Finding the Fourth Proportional to 25,489.59, 38,259.44 and 16,730.65

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Solution

The fourth proportional to 25,489.59, 38,259.44 and 16,730.65 is: 25,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.59 : 38,259.44 = 16,730.65 : x
  2. Step 2: Convert to fraction form
    25,489.59/38,259.44 = 16,730.65/x
  3. Step 3: Cross multiply
    25,489.59x = 38,259.44 × 16,730.65
  4. Step 4: Simplify right side
    25,489.59x = 640,105,326.75
  5. Step 5: Solve for x
    x = 640,105,326.75/25,489.59
  6. Step 6: Final answer
    x = 25,112.43

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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.