Home / 36,906.12-55,322.18-19,126.83

Finding the Fourth Proportional to 36,906.12, 55,322.18 and 19,126.83

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Solution

The fourth proportional to 36,906.12, 55,322.18 and 19,126.83 is: 28,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.12 : 55,322.18 = 19,126.83 : x
  2. Step 2: Convert to fraction form
    36,906.12/55,322.18 = 19,126.83/x
  3. Step 3: Cross multiply
    36,906.12x = 55,322.18 × 19,126.83
  4. Step 4: Simplify right side
    36,906.12x = 1,058,137,836.46
  5. Step 5: Solve for x
    x = 1,058,137,836.46/36,906.12
  6. Step 6: Final answer
    x = 28,671.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.