Home / 38,171.96-52,677.44-21,176.54

Finding the Fourth Proportional to 38,171.96, 52,677.44 and 21,176.54

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Solution

The fourth proportional to 38,171.96, 52,677.44 and 21,176.54 is: 29,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.96 : 52,677.44 = 21,176.54 : x
  2. Step 2: Convert to fraction form
    38,171.96/52,677.44 = 21,176.54/x
  3. Step 3: Cross multiply
    38,171.96x = 52,677.44 × 21,176.54
  4. Step 4: Simplify right side
    38,171.96x = 1,115,525,915.26
  5. Step 5: Solve for x
    x = 1,115,525,915.26/38,171.96
  6. Step 6: Final answer
    x = 29,223.70

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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.