Home / 33,122.90-49,569.53-31,745.09

Finding the Fourth Proportional to 33,122.90, 49,569.53 and 31,745.09

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Solution

The fourth proportional to 33,122.90, 49,569.53 and 31,745.09 is: 47,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.90 : 49,569.53 = 31,745.09 : x
  2. Step 2: Convert to fraction form
    33,122.90/49,569.53 = 31,745.09/x
  3. Step 3: Cross multiply
    33,122.90x = 49,569.53 × 31,745.09
  4. Step 4: Simplify right side
    33,122.90x = 1,573,588,784.53
  5. Step 5: Solve for x
    x = 1,573,588,784.53/33,122.90
  6. Step 6: Final answer
    x = 47,507.59

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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.