Home / 27,824.56-38,398.38-15,248.50

Finding the Fourth Proportional to 27,824.56, 38,398.38 and 15,248.50

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Solution

The fourth proportional to 27,824.56, 38,398.38 and 15,248.50 is: 21,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.56 : 38,398.38 = 15,248.50 : x
  2. Step 2: Convert to fraction form
    27,824.56/38,398.38 = 15,248.50/x
  3. Step 3: Cross multiply
    27,824.56x = 38,398.38 × 15,248.50
  4. Step 4: Simplify right side
    27,824.56x = 585,517,697.43
  5. Step 5: Solve for x
    x = 585,517,697.43/27,824.56
  6. Step 6: Final answer
    x = 21,043.20

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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.