Home / 34,498.53-51,616.58-21,318.21

Finding the Fourth Proportional to 34,498.53, 51,616.58 and 21,318.21

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Solution

The fourth proportional to 34,498.53, 51,616.58 and 21,318.21 is: 31,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,498.53 : 51,616.58 = 21,318.21 : x
  2. Step 2: Convert to fraction form
    34,498.53/51,616.58 = 21,318.21/x
  3. Step 3: Cross multiply
    34,498.53x = 51,616.58 × 21,318.21
  4. Step 4: Simplify right side
    34,498.53x = 1,100,372,985.33
  5. Step 5: Solve for x
    x = 1,100,372,985.33/34,498.53
  6. Step 6: Final answer
    x = 31,896.23

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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.