Home / 17,017.48-25,531.32-8,252.68

Finding the Fourth Proportional to 17,017.48, 25,531.32 and 8,252.68

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Solution

The fourth proportional to 17,017.48, 25,531.32 and 8,252.68 is: 12,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.48 : 25,531.32 = 8,252.68 : x
  2. Step 2: Convert to fraction form
    17,017.48/25,531.32 = 8,252.68/x
  3. Step 3: Cross multiply
    17,017.48x = 25,531.32 × 8,252.68
  4. Step 4: Simplify right side
    17,017.48x = 210,701,813.94
  5. Step 5: Solve for x
    x = 210,701,813.94/17,017.48
  6. Step 6: Final answer
    x = 12,381.49

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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.