Home / 27,822.06-38,393.18-15,246.54

Finding the Fourth Proportional to 27,822.06, 38,393.18 and 15,246.54

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Solution

The fourth proportional to 27,822.06, 38,393.18 and 15,246.54 is: 21,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.06 : 38,393.18 = 15,246.54 : x
  2. Step 2: Convert to fraction form
    27,822.06/38,393.18 = 15,246.54/x
  3. Step 3: Cross multiply
    27,822.06x = 38,393.18 × 15,246.54
  4. Step 4: Simplify right side
    27,822.06x = 585,363,154.60
  5. Step 5: Solve for x
    x = 585,363,154.60/27,822.06
  6. Step 6: Final answer
    x = 21,039.53

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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.