Home / 34,216.38-51,314.82-13,154.94

Finding the Fourth Proportional to 34,216.38, 51,314.82 and 13,154.94

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Solution

The fourth proportional to 34,216.38, 51,314.82 and 13,154.94 is: 19,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,216.38 : 51,314.82 = 13,154.94 : x
  2. Step 2: Convert to fraction form
    34,216.38/51,314.82 = 13,154.94/x
  3. Step 3: Cross multiply
    34,216.38x = 51,314.82 × 13,154.94
  4. Step 4: Simplify right side
    34,216.38x = 675,043,378.21
  5. Step 5: Solve for x
    x = 675,043,378.21/34,216.38
  6. Step 6: Final answer
    x = 19,728.66

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1.5x scale

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.