Home / 27,370.24-37,770.18-15,433.48

Finding the Fourth Proportional to 27,370.24, 37,770.18 and 15,433.48

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Solution

The fourth proportional to 27,370.24, 37,770.18 and 15,433.48 is: 21,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,370.24 : 37,770.18 = 15,433.48 : x
  2. Step 2: Convert to fraction form
    27,370.24/37,770.18 = 15,433.48/x
  3. Step 3: Cross multiply
    27,370.24x = 37,770.18 × 15,433.48
  4. Step 4: Simplify right side
    27,370.24x = 582,925,317.63
  5. Step 5: Solve for x
    x = 582,925,317.63/27,370.24
  6. Step 6: Final answer
    x = 21,297.78

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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.