Home / 18,568.74-25,625.37-10,612.26

Finding the Fourth Proportional to 18,568.74, 25,625.37 and 10,612.26

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Solution

The fourth proportional to 18,568.74, 25,625.37 and 10,612.26 is: 14,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.74 : 25,625.37 = 10,612.26 : x
  2. Step 2: Convert to fraction form
    18,568.74/25,625.37 = 10,612.26/x
  3. Step 3: Cross multiply
    18,568.74x = 25,625.37 × 10,612.26
  4. Step 4: Simplify right side
    18,568.74x = 271,943,089.04
  5. Step 5: Solve for x
    x = 271,943,089.04/18,568.74
  6. Step 6: Final answer
    x = 14,645.21

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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.