Home / 27,824.00-38,397.13-15,248.75

Finding the Fourth Proportional to 27,824.00, 38,397.13 and 15,248.75

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Solution

The fourth proportional to 27,824.00, 38,397.13 and 15,248.75 is: 21,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.00 : 38,397.13 = 15,248.75 : x
  2. Step 2: Convert to fraction form
    27,824.00/38,397.13 = 15,248.75/x
  3. Step 3: Cross multiply
    27,824.00x = 38,397.13 × 15,248.75
  4. Step 4: Simplify right side
    27,824.00x = 585,508,005.98
  5. Step 5: Solve for x
    x = 585,508,005.98/27,824.00
  6. Step 6: Final answer
    x = 21,043.28

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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.