Home / 27,682.83-38,202.57-15,107.58

Finding the Fourth Proportional to 27,682.83, 38,202.57 and 15,107.58

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Solution

The fourth proportional to 27,682.83, 38,202.57 and 15,107.58 is: 20,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,682.83 : 38,202.57 = 15,107.58 : x
  2. Step 2: Convert to fraction form
    27,682.83/38,202.57 = 15,107.58/x
  3. Step 3: Cross multiply
    27,682.83x = 38,202.57 × 15,107.58
  4. Step 4: Simplify right side
    27,682.83x = 577,148,382.48
  5. Step 5: Solve for x
    x = 577,148,382.48/27,682.83
  6. Step 6: Final answer
    x = 20,848.60

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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.