Home / 39,876.81-59,758.76-22,115.26

Finding the Fourth Proportional to 39,876.81, 59,758.76 and 22,115.26

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Solution

The fourth proportional to 39,876.81, 59,758.76 and 22,115.26 is: 33,141.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,876.81 : 59,758.76 = 22,115.26 : x
  2. Step 2: Convert to fraction form
    39,876.81/59,758.76 = 22,115.26/x
  3. Step 3: Cross multiply
    39,876.81x = 59,758.76 × 22,115.26
  4. Step 4: Simplify right side
    39,876.81x = 1,321,580,644.66
  5. Step 5: Solve for x
    x = 1,321,580,644.66/39,876.81
  6. Step 6: Final answer
    x = 33,141.59

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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.