Home / 14,260.98-19,680.03-8,212.41

Finding the Fourth Proportional to 14,260.98, 19,680.03 and 8,212.41

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Solution

The fourth proportional to 14,260.98, 19,680.03 and 8,212.41 is: 11,333.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.98 : 19,680.03 = 8,212.41 : x
  2. Step 2: Convert to fraction form
    14,260.98/19,680.03 = 8,212.41/x
  3. Step 3: Cross multiply
    14,260.98x = 19,680.03 × 8,212.41
  4. Step 4: Simplify right side
    14,260.98x = 161,620,475.17
  5. Step 5: Solve for x
    x = 161,620,475.17/14,260.98
  6. Step 6: Final answer
    x = 11,333.06

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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.