Home / 25,630.60-35,371.38-17,117.80

Finding the Fourth Proportional to 25,630.60, 35,371.38 and 17,117.80

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Solution

The fourth proportional to 25,630.60, 35,371.38 and 17,117.80 is: 23,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.60 : 35,371.38 = 17,117.80 : x
  2. Step 2: Convert to fraction form
    25,630.60/35,371.38 = 17,117.80/x
  3. Step 3: Cross multiply
    25,630.60x = 35,371.38 × 17,117.80
  4. Step 4: Simplify right side
    25,630.60x = 605,480,208.56
  5. Step 5: Solve for x
    x = 605,480,208.56/25,630.60
  6. Step 6: Final answer
    x = 23,623.33

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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.