Home / 13,882.02-20,817.84-4,519.62

Finding the Fourth Proportional to 13,882.02, 20,817.84 and 4,519.62

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Solution

The fourth proportional to 13,882.02, 20,817.84 and 4,519.62 is: 6,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.02 : 20,817.84 = 4,519.62 : x
  2. Step 2: Convert to fraction form
    13,882.02/20,817.84 = 4,519.62/x
  3. Step 3: Cross multiply
    13,882.02x = 20,817.84 × 4,519.62
  4. Step 4: Simplify right side
    13,882.02x = 94,088,726.02
  5. Step 5: Solve for x
    x = 94,088,726.02/13,882.02
  6. Step 6: Final answer
    x = 6,777.74

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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.