Home / 14,028.84-19,351.26-8,359.86

Finding the Fourth Proportional to 14,028.84, 19,351.26 and 8,359.86

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Solution

The fourth proportional to 14,028.84, 19,351.26 and 8,359.86 is: 11,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.84 : 19,351.26 = 8,359.86 : x
  2. Step 2: Convert to fraction form
    14,028.84/19,351.26 = 8,359.86/x
  3. Step 3: Cross multiply
    14,028.84x = 19,351.26 × 8,359.86
  4. Step 4: Simplify right side
    14,028.84x = 161,773,824.42
  5. Step 5: Solve for x
    x = 161,773,824.42/14,028.84
  6. Step 6: Final answer
    x = 11,531.52

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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.