Home / 36,325.84-50,120.76-21,209.92

Finding the Fourth Proportional to 36,325.84, 50,120.76 and 21,209.92

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Solution

The fourth proportional to 36,325.84, 50,120.76 and 21,209.92 is: 29,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,325.84 : 50,120.76 = 21,209.92 : x
  2. Step 2: Convert to fraction form
    36,325.84/50,120.76 = 21,209.92/x
  3. Step 3: Cross multiply
    36,325.84x = 50,120.76 × 21,209.92
  4. Step 4: Simplify right side
    36,325.84x = 1,063,057,309.94
  5. Step 5: Solve for x
    x = 1,063,057,309.94/36,325.84
  6. Step 6: Final answer
    x = 29,264.49

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Half scale
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Double scale
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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.