Home / 27,558.35-38,029.42-16,228.32

Finding the Fourth Proportional to 27,558.35, 38,029.42 and 16,228.32

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Solution

The fourth proportional to 27,558.35, 38,029.42 and 16,228.32 is: 22,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.35 : 38,029.42 = 16,228.32 : x
  2. Step 2: Convert to fraction form
    27,558.35/38,029.42 = 16,228.32/x
  3. Step 3: Cross multiply
    27,558.35x = 38,029.42 × 16,228.32
  4. Step 4: Simplify right side
    27,558.35x = 617,153,841.36
  5. Step 5: Solve for x
    x = 617,153,841.36/27,558.35
  6. Step 6: Final answer
    x = 22,394.44

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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.