Home / 35,723.28-49,292.93-21,379.82

Finding the Fourth Proportional to 35,723.28, 49,292.93 and 21,379.82

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Solution

The fourth proportional to 35,723.28, 49,292.93 and 21,379.82 is: 29,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.28 : 49,292.93 = 21,379.82 : x
  2. Step 2: Convert to fraction form
    35,723.28/49,292.93 = 21,379.82/x
  3. Step 3: Cross multiply
    35,723.28x = 49,292.93 × 21,379.82
  4. Step 4: Simplify right side
    35,723.28x = 1,053,874,133.44
  5. Step 5: Solve for x
    x = 1,053,874,133.44/35,723.28
  6. Step 6: Final answer
    x = 29,501.05

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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.