Home / 36,534.60-54,782.15-12,836.02

Finding the Fourth Proportional to 36,534.60, 54,782.15 and 12,836.02

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Solution

The fourth proportional to 36,534.60, 54,782.15 and 12,836.02 is: 19,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.60 : 54,782.15 = 12,836.02 : x
  2. Step 2: Convert to fraction form
    36,534.60/54,782.15 = 12,836.02/x
  3. Step 3: Cross multiply
    36,534.60x = 54,782.15 × 12,836.02
  4. Step 4: Simplify right side
    36,534.60x = 703,184,773.04
  5. Step 5: Solve for x
    x = 703,184,773.04/36,534.60
  6. Step 6: Final answer
    x = 19,247.09

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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.