Home / 14,456.46-21,684.68-4,068.21

Finding the Fourth Proportional to 14,456.46, 21,684.68 and 4,068.21

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Solution

The fourth proportional to 14,456.46, 21,684.68 and 4,068.21 is: 6,102.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.46 : 21,684.68 = 4,068.21 : x
  2. Step 2: Convert to fraction form
    14,456.46/21,684.68 = 4,068.21/x
  3. Step 3: Cross multiply
    14,456.46x = 21,684.68 × 4,068.21
  4. Step 4: Simplify right side
    14,456.46x = 88,217,832.02
  5. Step 5: Solve for x
    x = 88,217,832.02/14,456.46
  6. Step 6: Final answer
    x = 6,102.31

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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.