Home / 27,933.76-38,557.62-17,889.26

Finding the Fourth Proportional to 27,933.76, 38,557.62 and 17,889.26

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Solution

The fourth proportional to 27,933.76, 38,557.62 and 17,889.26 is: 24,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.76 : 38,557.62 = 17,889.26 : x
  2. Step 2: Convert to fraction form
    27,933.76/38,557.62 = 17,889.26/x
  3. Step 3: Cross multiply
    27,933.76x = 38,557.62 × 17,889.26
  4. Step 4: Simplify right side
    27,933.76x = 689,767,096.37
  5. Step 5: Solve for x
    x = 689,767,096.37/27,933.76
  6. Step 6: Final answer
    x = 24,692.95

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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.