Home / 34,719.75-52,068.87-12,530.25

Finding the Fourth Proportional to 34,719.75, 52,068.87 and 12,530.25

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Solution

The fourth proportional to 34,719.75, 52,068.87 and 12,530.25 is: 18,791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.75 : 52,068.87 = 12,530.25 : x
  2. Step 2: Convert to fraction form
    34,719.75/52,068.87 = 12,530.25/x
  3. Step 3: Cross multiply
    34,719.75x = 52,068.87 × 12,530.25
  4. Step 4: Simplify right side
    34,719.75x = 652,435,958.32
  5. Step 5: Solve for x
    x = 652,435,958.32/34,719.75
  6. Step 6: Final answer
    x = 18,791.49

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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.