Home / 36,014.40-54,053.60-21,204.80

Finding the Fourth Proportional to 36,014.40, 54,053.60 and 21,204.80

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Solution

The fourth proportional to 36,014.40, 54,053.60 and 21,204.80 is: 31,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,014.40 : 54,053.60 = 21,204.80 : x
  2. Step 2: Convert to fraction form
    36,014.40/54,053.60 = 21,204.80/x
  3. Step 3: Cross multiply
    36,014.40x = 54,053.60 × 21,204.80
  4. Step 4: Simplify right side
    36,014.40x = 1,146,195,777.28
  5. Step 5: Solve for x
    x = 1,146,195,777.28/36,014.40
  6. Step 6: Final answer
    x = 31,826.04

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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.