Home / 27,195.20-37,528.80-15,261.44

Finding the Fourth Proportional to 27,195.20, 37,528.80 and 15,261.44

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Solution

The fourth proportional to 27,195.20, 37,528.80 and 15,261.44 is: 21,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.20 : 37,528.80 = 15,261.44 : x
  2. Step 2: Convert to fraction form
    27,195.20/37,528.80 = 15,261.44/x
  3. Step 3: Cross multiply
    27,195.20x = 37,528.80 × 15,261.44
  4. Step 4: Simplify right side
    27,195.20x = 572,743,529.47
  5. Step 5: Solve for x
    x = 572,743,529.47/27,195.20
  6. Step 6: Final answer
    x = 21,060.46

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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.