Home / 27,786.01-38,344.95-16,456.15

Finding the Fourth Proportional to 27,786.01, 38,344.95 and 16,456.15

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Solution

The fourth proportional to 27,786.01, 38,344.95 and 16,456.15 is: 22,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,786.01 : 38,344.95 = 16,456.15 : x
  2. Step 2: Convert to fraction form
    27,786.01/38,344.95 = 16,456.15/x
  3. Step 3: Cross multiply
    27,786.01x = 38,344.95 × 16,456.15
  4. Step 4: Simplify right side
    27,786.01x = 631,010,248.94
  5. Step 5: Solve for x
    x = 631,010,248.94/27,786.01
  6. Step 6: Final answer
    x = 22,709.64

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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.