Home / 38,171.69-52,677.25-21,177.04

Finding the Fourth Proportional to 38,171.69, 52,677.25 and 21,177.04

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Solution

The fourth proportional to 38,171.69, 52,677.25 and 21,177.04 is: 29,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.69 : 52,677.25 = 21,177.04 : x
  2. Step 2: Convert to fraction form
    38,171.69/52,677.25 = 21,177.04/x
  3. Step 3: Cross multiply
    38,171.69x = 52,677.25 × 21,177.04
  4. Step 4: Simplify right side
    38,171.69x = 1,115,548,230.34
  5. Step 5: Solve for x
    x = 1,115,548,230.34/38,171.69
  6. Step 6: Final answer
    x = 29,224.49

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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.