Home / 27,959.07-38,583.50-16,021.83

Finding the Fourth Proportional to 27,959.07, 38,583.50 and 16,021.83

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Solution

The fourth proportional to 27,959.07, 38,583.50 and 16,021.83 is: 22,110.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959.07 : 38,583.50 = 16,021.83 : x
  2. Step 2: Convert to fraction form
    27,959.07/38,583.50 = 16,021.83/x
  3. Step 3: Cross multiply
    27,959.07x = 38,583.50 × 16,021.83
  4. Step 4: Simplify right side
    27,959.07x = 618,178,197.70
  5. Step 5: Solve for x
    x = 618,178,197.70/27,959.07
  6. Step 6: Final answer
    x = 22,110.11

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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.