Home / 27,741.42-38,283.06-15,166.20

Finding the Fourth Proportional to 27,741.42, 38,283.06 and 15,166.20

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Solution

The fourth proportional to 27,741.42, 38,283.06 and 15,166.20 is: 20,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,741.42 : 38,283.06 = 15,166.20 : x
  2. Step 2: Convert to fraction form
    27,741.42/38,283.06 = 15,166.20/x
  3. Step 3: Cross multiply
    27,741.42x = 38,283.06 × 15,166.20
  4. Step 4: Simplify right side
    27,741.42x = 580,608,544.57
  5. Step 5: Solve for x
    x = 580,608,544.57/27,741.42
  6. Step 6: Final answer
    x = 20,929.30

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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.