Home / 35,724.14-49,290.01-21,377.82

Finding the Fourth Proportional to 35,724.14, 49,290.01 and 21,377.82

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Solution

The fourth proportional to 35,724.14, 49,290.01 and 21,377.82 is: 29,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.14 : 49,290.01 = 21,377.82 : x
  2. Step 2: Convert to fraction form
    35,724.14/49,290.01 = 21,377.82/x
  3. Step 3: Cross multiply
    35,724.14x = 49,290.01 × 21,377.82
  4. Step 4: Simplify right side
    35,724.14x = 1,053,712,908.13
  5. Step 5: Solve for x
    x = 1,053,712,908.13/35,724.14
  6. Step 6: Final answer
    x = 29,495.83

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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.