Home / 36,296.20-54,449.16-12,922.84

Finding the Fourth Proportional to 36,296.20, 54,449.16 and 12,922.84

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Solution

The fourth proportional to 36,296.20, 54,449.16 and 12,922.84 is: 19,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.20 : 54,449.16 = 12,922.84 : x
  2. Step 2: Convert to fraction form
    36,296.20/54,449.16 = 12,922.84/x
  3. Step 3: Cross multiply
    36,296.20x = 54,449.16 × 12,922.84
  4. Step 4: Simplify right side
    36,296.20x = 703,637,782.81
  5. Step 5: Solve for x
    x = 703,637,782.81/36,296.20
  6. Step 6: Final answer
    x = 19,385.99

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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.