Home / 53,256.33-79,861.24-28,290.37

Finding the Fourth Proportional to 53,256.33, 79,861.24 and 28,290.37

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Solution

The fourth proportional to 53,256.33, 79,861.24 and 28,290.37 is: 42,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,256.33 : 79,861.24 = 28,290.37 : x
  2. Step 2: Convert to fraction form
    53,256.33/79,861.24 = 28,290.37/x
  3. Step 3: Cross multiply
    53,256.33x = 79,861.24 × 28,290.37
  4. Step 4: Simplify right side
    53,256.33x = 2,259,304,028.26
  5. Step 5: Solve for x
    x = 2,259,304,028.26/53,256.33
  6. Step 6: Final answer
    x = 42,423.20

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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.