Home / 39,371.22-54,332.01-21,466.26

Finding the Fourth Proportional to 39,371.22, 54,332.01 and 21,466.26

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Solution

The fourth proportional to 39,371.22, 54,332.01 and 21,466.26 is: 29,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371.22 : 54,332.01 = 21,466.26 : x
  2. Step 2: Convert to fraction form
    39,371.22/54,332.01 = 21,466.26/x
  3. Step 3: Cross multiply
    39,371.22x = 54,332.01 × 21,466.26
  4. Step 4: Simplify right side
    39,371.22x = 1,166,305,052.98
  5. Step 5: Solve for x
    x = 1,166,305,052.98/39,371.22
  6. Step 6: Final answer
    x = 29,623.29

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.