Home / 36,226.95-49,993.17-21,120.24

Finding the Fourth Proportional to 36,226.95, 49,993.17 and 21,120.24

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Solution

The fourth proportional to 36,226.95, 49,993.17 and 21,120.24 is: 29,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.95 : 49,993.17 = 21,120.24 : x
  2. Step 2: Convert to fraction form
    36,226.95/49,993.17 = 21,120.24/x
  3. Step 3: Cross multiply
    36,226.95x = 49,993.17 × 21,120.24
  4. Step 4: Simplify right side
    36,226.95x = 1,055,867,748.76
  5. Step 5: Solve for x
    x = 1,055,867,748.76/36,226.95
  6. Step 6: Final answer
    x = 29,145.92

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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.