Home / 36,179.22-54,263.40-13,989.84

Finding the Fourth Proportional to 36,179.22, 54,263.40 and 13,989.84

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Solution

The fourth proportional to 36,179.22, 54,263.40 and 13,989.84 is: 20,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179.22 : 54,263.40 = 13,989.84 : x
  2. Step 2: Convert to fraction form
    36,179.22/54,263.40 = 13,989.84/x
  3. Step 3: Cross multiply
    36,179.22x = 54,263.40 × 13,989.84
  4. Step 4: Simplify right side
    36,179.22x = 759,136,283.86
  5. Step 5: Solve for x
    x = 759,136,283.86/36,179.22
  6. Step 6: Final answer
    x = 20,982.66

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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.