Home / 36,212.88-54,285.64-14,040.72

Finding the Fourth Proportional to 36,212.88, 54,285.64 and 14,040.72

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Solution

The fourth proportional to 36,212.88, 54,285.64 and 14,040.72 is: 21,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,212.88 : 54,285.64 = 14,040.72 : x
  2. Step 2: Convert to fraction form
    36,212.88/54,285.64 = 14,040.72/x
  3. Step 3: Cross multiply
    36,212.88x = 54,285.64 × 14,040.72
  4. Step 4: Simplify right side
    36,212.88x = 762,209,471.26
  5. Step 5: Solve for x
    x = 762,209,471.26/36,212.88
  6. Step 6: Final answer
    x = 21,048.02

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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.