Home / 38,308-52,864.52-21,541.04

Finding the Fourth Proportional to 38,308, 52,864.52 and 21,541.04

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Solution

The fourth proportional to 38,308, 52,864.52 and 21,541.04 is: 29,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308 : 52,864.52 = 21,541.04 : x
  2. Step 2: Convert to fraction form
    38,308/52,864.52 = 21,541.04/x
  3. Step 3: Cross multiply
    38,308x = 52,864.52 × 21,541.04
  4. Step 4: Simplify right side
    38,308x = 1,138,756,739.90
  5. Step 5: Solve for x
    x = 1,138,756,739.90/38,308
  6. Step 6: Final answer
    x = 29,726.34

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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.