Home / 27,189.48-37,521.25-15,252.56

Finding the Fourth Proportional to 27,189.48, 37,521.25 and 15,252.56

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Solution

The fourth proportional to 27,189.48, 37,521.25 and 15,252.56 is: 21,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.48 : 37,521.25 = 15,252.56 : x
  2. Step 2: Convert to fraction form
    27,189.48/37,521.25 = 15,252.56/x
  3. Step 3: Cross multiply
    27,189.48x = 37,521.25 × 15,252.56
  4. Step 4: Simplify right side
    27,189.48x = 572,295,116.90
  5. Step 5: Solve for x
    x = 572,295,116.90/27,189.48
  6. Step 6: Final answer
    x = 21,048.40

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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.