Home / 36,726.58-50,681.62-20,816.17

Finding the Fourth Proportional to 36,726.58, 50,681.62 and 20,816.17

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Solution

The fourth proportional to 36,726.58, 50,681.62 and 20,816.17 is: 28,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726.58 : 50,681.62 = 20,816.17 : x
  2. Step 2: Convert to fraction form
    36,726.58/50,681.62 = 20,816.17/x
  3. Step 3: Cross multiply
    36,726.58x = 50,681.62 × 20,816.17
  4. Step 4: Simplify right side
    36,726.58x = 1,054,997,217.80
  5. Step 5: Solve for x
    x = 1,054,997,217.80/36,726.58
  6. Step 6: Final answer
    x = 28,725.71

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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.