Home / 34,688.25-52,034.81-13,911.75

Finding the Fourth Proportional to 34,688.25, 52,034.81 and 13,911.75

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Solution

The fourth proportional to 34,688.25, 52,034.81 and 13,911.75 is: 20,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.25 : 52,034.81 = 13,911.75 : x
  2. Step 2: Convert to fraction form
    34,688.25/52,034.81 = 13,911.75/x
  3. Step 3: Cross multiply
    34,688.25x = 52,034.81 × 13,911.75
  4. Step 4: Simplify right side
    34,688.25x = 723,895,198.46
  5. Step 5: Solve for x
    x = 723,895,198.46/34,688.25
  6. Step 6: Final answer
    x = 20,868.60

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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.