Home / 53,310.79-79,922.98-22,169.35

Finding the Fourth Proportional to 53,310.79, 79,922.98 and 22,169.35

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Solution

The fourth proportional to 53,310.79, 79,922.98 and 22,169.35 is: 33,236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,310.79 : 79,922.98 = 22,169.35 : x
  2. Step 2: Convert to fraction form
    53,310.79/79,922.98 = 22,169.35/x
  3. Step 3: Cross multiply
    53,310.79x = 79,922.98 × 22,169.35
  4. Step 4: Simplify right side
    53,310.79x = 1,771,840,516.66
  5. Step 5: Solve for x
    x = 1,771,840,516.66/53,310.79
  6. Step 6: Final answer
    x = 33,236.06

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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.