Home / 17,175.65-23,690.54-12,081.97

Finding the Fourth Proportional to 17,175.65, 23,690.54 and 12,081.97

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Solution

The fourth proportional to 17,175.65, 23,690.54 and 12,081.97 is: 16,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.65 : 23,690.54 = 12,081.97 : x
  2. Step 2: Convert to fraction form
    17,175.65/23,690.54 = 12,081.97/x
  3. Step 3: Cross multiply
    17,175.65x = 23,690.54 × 12,081.97
  4. Step 4: Simplify right side
    17,175.65x = 286,228,275.11
  5. Step 5: Solve for x
    x = 286,228,275.11/17,175.65
  6. Step 6: Final answer
    x = 16,664.77

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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.