Home / 27,937.16-38,553.56-15,362

Finding the Fourth Proportional to 27,937.16, 38,553.56 and 15,362

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Solution

The fourth proportional to 27,937.16, 38,553.56 and 15,362 is: 21,199.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.16 : 38,553.56 = 15,362 : x
  2. Step 2: Convert to fraction form
    27,937.16/38,553.56 = 15,362/x
  3. Step 3: Cross multiply
    27,937.16x = 38,553.56 × 15,362
  4. Step 4: Simplify right side
    27,937.16x = 592,259,788.72
  5. Step 5: Solve for x
    x = 592,259,788.72/27,937.16
  6. Step 6: Final answer
    x = 21,199.71

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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.