Home / 18,539.35-27,805.28-6,692.76

Finding the Fourth Proportional to 18,539.35, 27,805.28 and 6,692.76

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Solution

The fourth proportional to 18,539.35, 27,805.28 and 6,692.76 is: 10,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.35 : 27,805.28 = 6,692.76 : x
  2. Step 2: Convert to fraction form
    18,539.35/27,805.28 = 6,692.76/x
  3. Step 3: Cross multiply
    18,539.35x = 27,805.28 × 6,692.76
  4. Step 4: Simplify right side
    18,539.35x = 186,094,032.31
  5. Step 5: Solve for x
    x = 186,094,032.31/18,539.35
  6. Step 6: Final answer
    x = 10,037.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.