Home / 36,192.84-49,944.74-20,276.49

Finding the Fourth Proportional to 36,192.84, 49,944.74 and 20,276.49

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Solution

The fourth proportional to 36,192.84, 49,944.74 and 20,276.49 is: 27,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.84 : 49,944.74 = 20,276.49 : x
  2. Step 2: Convert to fraction form
    36,192.84/49,944.74 = 20,276.49/x
  3. Step 3: Cross multiply
    36,192.84x = 49,944.74 × 20,276.49
  4. Step 4: Simplify right side
    36,192.84x = 1,012,703,919.78
  5. Step 5: Solve for x
    x = 1,012,703,919.78/36,192.84
  6. Step 6: Final answer
    x = 27,980.78

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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.