Home / 27,849.14-38,434.62-15,914.24

Finding the Fourth Proportional to 27,849.14, 38,434.62 and 15,914.24

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Solution

The fourth proportional to 27,849.14, 38,434.62 and 15,914.24 is: 21,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.14 : 38,434.62 = 15,914.24 : x
  2. Step 2: Convert to fraction form
    27,849.14/38,434.62 = 15,914.24/x
  3. Step 3: Cross multiply
    27,849.14x = 38,434.62 × 15,914.24
  4. Step 4: Simplify right side
    27,849.14x = 611,657,766.99
  5. Step 5: Solve for x
    x = 611,657,766.99/27,849.14
  6. Step 6: Final answer
    x = 21,963.26

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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.