Home / 14,080.06-21,118.47-3,692.62

Finding the Fourth Proportional to 14,080.06, 21,118.47 and 3,692.62

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Solution

The fourth proportional to 14,080.06, 21,118.47 and 3,692.62 is: 5,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.06 : 21,118.47 = 3,692.62 : x
  2. Step 2: Convert to fraction form
    14,080.06/21,118.47 = 3,692.62/x
  3. Step 3: Cross multiply
    14,080.06x = 21,118.47 × 3,692.62
  4. Step 4: Simplify right side
    14,080.06x = 77,982,484.69
  5. Step 5: Solve for x
    x = 77,982,484.69/14,080.06
  6. Step 6: Final answer
    x = 5,538.51

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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.