Home / 27,790.62-38,355.90-16,466.49

Finding the Fourth Proportional to 27,790.62, 38,355.90 and 16,466.49

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Solution

The fourth proportional to 27,790.62, 38,355.90 and 16,466.49 is: 22,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,790.62 : 38,355.90 = 16,466.49 : x
  2. Step 2: Convert to fraction form
    27,790.62/38,355.90 = 16,466.49/x
  3. Step 3: Cross multiply
    27,790.62x = 38,355.90 × 16,466.49
  4. Step 4: Simplify right side
    27,790.62x = 631,587,043.79
  5. Step 5: Solve for x
    x = 631,587,043.79/27,790.62
  6. Step 6: Final answer
    x = 22,726.63

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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.