Home / 38,167.35-52,671.79-21,171.04

Finding the Fourth Proportional to 38,167.35, 52,671.79 and 21,171.04

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Solution

The fourth proportional to 38,167.35, 52,671.79 and 21,171.04 is: 29,216.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.35 : 52,671.79 = 21,171.04 : x
  2. Step 2: Convert to fraction form
    38,167.35/52,671.79 = 21,171.04/x
  3. Step 3: Cross multiply
    38,167.35x = 52,671.79 × 21,171.04
  4. Step 4: Simplify right side
    38,167.35x = 1,115,116,660.18
  5. Step 5: Solve for x
    x = 1,115,116,660.18/38,167.35
  6. Step 6: Final answer
    x = 29,216.51

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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.