Home / 27,595.58-38,084.56-16,991.42

Finding the Fourth Proportional to 27,595.58, 38,084.56 and 16,991.42

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Solution

The fourth proportional to 27,595.58, 38,084.56 and 16,991.42 is: 23,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.58 : 38,084.56 = 16,991.42 : x
  2. Step 2: Convert to fraction form
    27,595.58/38,084.56 = 16,991.42/x
  3. Step 3: Cross multiply
    27,595.58x = 38,084.56 × 16,991.42
  4. Step 4: Simplify right side
    27,595.58x = 647,110,754.48
  5. Step 5: Solve for x
    x = 647,110,754.48/27,595.58
  6. Step 6: Final answer
    x = 23,449.80

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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.