Home / 27,175.62-40,717.30-13,142.25

Finding the Fourth Proportional to 27,175.62, 40,717.30 and 13,142.25

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Solution

The fourth proportional to 27,175.62, 40,717.30 and 13,142.25 is: 19,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.62 : 40,717.30 = 13,142.25 : x
  2. Step 2: Convert to fraction form
    27,175.62/40,717.30 = 13,142.25/x
  3. Step 3: Cross multiply
    27,175.62x = 40,717.30 × 13,142.25
  4. Step 4: Simplify right side
    27,175.62x = 535,116,927.71
  5. Step 5: Solve for x
    x = 535,116,927.71/27,175.62
  6. Step 6: Final answer
    x = 19,691.07

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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.