Home / 27,650.47-38,161.76-16,901.54

Finding the Fourth Proportional to 27,650.47, 38,161.76 and 16,901.54

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Solution

The fourth proportional to 27,650.47, 38,161.76 and 16,901.54 is: 23,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,650.47 : 38,161.76 = 16,901.54 : x
  2. Step 2: Convert to fraction form
    27,650.47/38,161.76 = 16,901.54/x
  3. Step 3: Cross multiply
    27,650.47x = 38,161.76 × 16,901.54
  4. Step 4: Simplify right side
    27,650.47x = 644,992,643.10
  5. Step 5: Solve for x
    x = 644,992,643.10/27,650.47
  6. Step 6: Final answer
    x = 23,326.64

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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.