Home / 27,554.48-38,027.52-15,620

Finding the Fourth Proportional to 27,554.48, 38,027.52 and 15,620

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Solution

The fourth proportional to 27,554.48, 38,027.52 and 15,620 is: 21,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.48 : 38,027.52 = 15,620 : x
  2. Step 2: Convert to fraction form
    27,554.48/38,027.52 = 15,620/x
  3. Step 3: Cross multiply
    27,554.48x = 38,027.52 × 15,620
  4. Step 4: Simplify right side
    27,554.48x = 593,989,862.40
  5. Step 5: Solve for x
    x = 593,989,862.40/27,554.48
  6. Step 6: Final answer
    x = 21,556.93

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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.