Home / 35,636.29-49,175.57-19,721.14

Finding the Fourth Proportional to 35,636.29, 49,175.57 and 19,721.14

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Solution

The fourth proportional to 35,636.29, 49,175.57 and 19,721.14 is: 27,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.29 : 49,175.57 = 19,721.14 : x
  2. Step 2: Convert to fraction form
    35,636.29/49,175.57 = 19,721.14/x
  3. Step 3: Cross multiply
    35,636.29x = 49,175.57 × 19,721.14
  4. Step 4: Simplify right side
    35,636.29x = 969,798,226.91
  5. Step 5: Solve for x
    x = 969,798,226.91/35,636.29
  6. Step 6: Final answer
    x = 27,213.78

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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.