Home / 53,294.76-79,942.14-13,851.61

Finding the Fourth Proportional to 53,294.76, 79,942.14 and 13,851.61

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Solution

The fourth proportional to 53,294.76, 79,942.14 and 13,851.61 is: 20,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,294.76 : 79,942.14 = 13,851.61 : x
  2. Step 2: Convert to fraction form
    53,294.76/79,942.14 = 13,851.61/x
  3. Step 3: Cross multiply
    53,294.76x = 79,942.14 × 13,851.61
  4. Step 4: Simplify right side
    53,294.76x = 1,107,327,145.99
  5. Step 5: Solve for x
    x = 1,107,327,145.99/53,294.76
  6. Step 6: Final answer
    x = 20,777.41

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Similar ratio
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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.