Home / 36,347.79-54,499.37-14,135.28

Finding the Fourth Proportional to 36,347.79, 54,499.37 and 14,135.28

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Solution

The fourth proportional to 36,347.79, 54,499.37 and 14,135.28 is: 21,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.79 : 54,499.37 = 14,135.28 : x
  2. Step 2: Convert to fraction form
    36,347.79/54,499.37 = 14,135.28/x
  3. Step 3: Cross multiply
    36,347.79x = 54,499.37 × 14,135.28
  4. Step 4: Simplify right side
    36,347.79x = 770,363,579.72
  5. Step 5: Solve for x
    x = 770,363,579.72/36,347.79
  6. Step 6: Final answer
    x = 21,194.23

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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.