Home / 35,724.62-49,292.88-21,578.24

Finding the Fourth Proportional to 35,724.62, 49,292.88 and 21,578.24

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Solution

The fourth proportional to 35,724.62, 49,292.88 and 21,578.24 is: 29,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.62 : 49,292.88 = 21,578.24 : x
  2. Step 2: Convert to fraction form
    35,724.62/49,292.88 = 21,578.24/x
  3. Step 3: Cross multiply
    35,724.62x = 49,292.88 × 21,578.24
  4. Step 4: Simplify right side
    35,724.62x = 1,063,653,594.93
  5. Step 5: Solve for x
    x = 1,063,653,594.93/35,724.62
  6. Step 6: Final answer
    x = 29,773.69

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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.