Home / 36,643.78-50,569.41-20,727.91

Finding the Fourth Proportional to 36,643.78, 50,569.41 and 20,727.91

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Solution

The fourth proportional to 36,643.78, 50,569.41 and 20,727.91 is: 28,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.78 : 50,569.41 = 20,727.91 : x
  2. Step 2: Convert to fraction form
    36,643.78/50,569.41 = 20,727.91/x
  3. Step 3: Cross multiply
    36,643.78x = 50,569.41 × 20,727.91
  4. Step 4: Simplify right side
    36,643.78x = 1,048,198,179.23
  5. Step 5: Solve for x
    x = 1,048,198,179.23/36,643.78
  6. Step 6: Final answer
    x = 28,605.08

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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.