Home / 27,221.20-37,569.36-16,616.98

Finding the Fourth Proportional to 27,221.20, 37,569.36 and 16,616.98

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Solution

The fourth proportional to 27,221.20, 37,569.36 and 16,616.98 is: 22,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.20 : 37,569.36 = 16,616.98 : x
  2. Step 2: Convert to fraction form
    27,221.20/37,569.36 = 16,616.98/x
  3. Step 3: Cross multiply
    27,221.20x = 37,569.36 × 16,616.98
  4. Step 4: Simplify right side
    27,221.20x = 624,289,303.73
  5. Step 5: Solve for x
    x = 624,289,303.73/27,221.20
  6. Step 6: Final answer
    x = 22,933.94

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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.