Home / 35,724.42-49,290.66-21,574.62

Finding the Fourth Proportional to 35,724.42, 49,290.66 and 21,574.62

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Solution

The fourth proportional to 35,724.42, 49,290.66 and 21,574.62 is: 29,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.42 : 49,290.66 = 21,574.62 : x
  2. Step 2: Convert to fraction form
    35,724.42/49,290.66 = 21,574.62/x
  3. Step 3: Cross multiply
    35,724.42x = 49,290.66 × 21,574.62
  4. Step 4: Simplify right side
    35,724.42x = 1,063,427,259.05
  5. Step 5: Solve for x
    x = 1,063,427,259.05/35,724.42
  6. Step 6: Final answer
    x = 29,767.52

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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.