Home / 34,778.66-52,051.35-28,538.42

Finding the Fourth Proportional to 34,778.66, 52,051.35 and 28,538.42

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Solution

The fourth proportional to 34,778.66, 52,051.35 and 28,538.42 is: 42,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778.66 : 52,051.35 = 28,538.42 : x
  2. Step 2: Convert to fraction form
    34,778.66/52,051.35 = 28,538.42/x
  3. Step 3: Cross multiply
    34,778.66x = 52,051.35 × 28,538.42
  4. Step 4: Simplify right side
    34,778.66x = 1,485,463,287.87
  5. Step 5: Solve for x
    x = 1,485,463,287.87/34,778.66
  6. Step 6: Final answer
    x = 42,711.92

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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.