Home / 51,907.22-71,631.93-28,033.89

Finding the Fourth Proportional to 51,907.22, 71,631.93 and 28,033.89

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Solution

The fourth proportional to 51,907.22, 71,631.93 and 28,033.89 is: 38,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,907.22 : 71,631.93 = 28,033.89 : x
  2. Step 2: Convert to fraction form
    51,907.22/71,631.93 = 28,033.89/x
  3. Step 3: Cross multiply
    51,907.22x = 71,631.93 × 28,033.89
  4. Step 4: Simplify right side
    51,907.22x = 2,008,121,646.11
  5. Step 5: Solve for x
    x = 2,008,121,646.11/51,907.22
  6. Step 6: Final answer
    x = 38,686.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.