Home / 38,166.03-52,671.62-21,171.83

Finding the Fourth Proportional to 38,166.03, 52,671.62 and 21,171.83

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Solution

The fourth proportional to 38,166.03, 52,671.62 and 21,171.83 is: 29,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,166.03 : 52,671.62 = 21,171.83 : x
  2. Step 2: Convert to fraction form
    38,166.03/52,671.62 = 21,171.83/x
  3. Step 3: Cross multiply
    38,166.03x = 52,671.62 × 21,171.83
  4. Step 4: Simplify right side
    38,166.03x = 1,115,154,215.25
  5. Step 5: Solve for x
    x = 1,115,154,215.25/38,166.03
  6. Step 6: Final answer
    x = 29,218.50

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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.