Home / 17,117.30-25,625.55-12,754.10

Finding the Fourth Proportional to 17,117.30, 25,625.55 and 12,754.10

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Solution

The fourth proportional to 17,117.30, 25,625.55 and 12,754.10 is: 19,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.30 : 25,625.55 = 12,754.10 : x
  2. Step 2: Convert to fraction form
    17,117.30/25,625.55 = 12,754.10/x
  3. Step 3: Cross multiply
    17,117.30x = 25,625.55 × 12,754.10
  4. Step 4: Simplify right side
    17,117.30x = 326,830,827.26
  5. Step 5: Solve for x
    x = 326,830,827.26/17,117.30
  6. Step 6: Final answer
    x = 19,093.60

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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.