Home / 27,424.43-37,846.74-15,489.56

Finding the Fourth Proportional to 27,424.43, 37,846.74 and 15,489.56

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Solution

The fourth proportional to 27,424.43, 37,846.74 and 15,489.56 is: 21,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.43 : 37,846.74 = 15,489.56 : x
  2. Step 2: Convert to fraction form
    27,424.43/37,846.74 = 15,489.56/x
  3. Step 3: Cross multiply
    27,424.43x = 37,846.74 × 15,489.56
  4. Step 4: Simplify right side
    27,424.43x = 586,229,160.80
  5. Step 5: Solve for x
    x = 586,229,160.80/27,424.43
  6. Step 6: Final answer
    x = 21,376.17

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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.