Home / 27,439.14-37,866.21-14,863.89

Finding the Fourth Proportional to 27,439.14, 37,866.21 and 14,863.89

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Solution

The fourth proportional to 27,439.14, 37,866.21 and 14,863.89 is: 20,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.14 : 37,866.21 = 14,863.89 : x
  2. Step 2: Convert to fraction form
    27,439.14/37,866.21 = 14,863.89/x
  3. Step 3: Cross multiply
    27,439.14x = 37,866.21 × 14,863.89
  4. Step 4: Simplify right side
    27,439.14x = 562,839,180.16
  5. Step 5: Solve for x
    x = 562,839,180.16/27,439.14
  6. Step 6: Final answer
    x = 20,512.27

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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.