Home / 27,830.27-38,406.10-16,344.41

Finding the Fourth Proportional to 27,830.27, 38,406.10 and 16,344.41

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Solution

The fourth proportional to 27,830.27, 38,406.10 and 16,344.41 is: 22,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,830.27 : 38,406.10 = 16,344.41 : x
  2. Step 2: Convert to fraction form
    27,830.27/38,406.10 = 16,344.41/x
  3. Step 3: Cross multiply
    27,830.27x = 38,406.10 × 16,344.41
  4. Step 4: Simplify right side
    27,830.27x = 627,725,100.06
  5. Step 5: Solve for x
    x = 627,725,100.06/27,830.27
  6. Step 6: Final answer
    x = 22,555.48

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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.