Home / 27,228.80-37,581.60-16,616.16

Finding the Fourth Proportional to 27,228.80, 37,581.60 and 16,616.16

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Solution

The fourth proportional to 27,228.80, 37,581.60 and 16,616.16 is: 22,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.80 : 37,581.60 = 16,616.16 : x
  2. Step 2: Convert to fraction form
    27,228.80/37,581.60 = 16,616.16/x
  3. Step 3: Cross multiply
    27,228.80x = 37,581.60 × 16,616.16
  4. Step 4: Simplify right side
    27,228.80x = 624,461,878.66
  5. Step 5: Solve for x
    x = 624,461,878.66/27,228.80
  6. Step 6: Final answer
    x = 22,933.87

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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.