Home / 14,520.29-21,780.44-4,132.04

Finding the Fourth Proportional to 14,520.29, 21,780.44 and 4,132.04

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Solution

The fourth proportional to 14,520.29, 21,780.44 and 4,132.04 is: 6,198.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.29 : 21,780.44 = 4,132.04 : x
  2. Step 2: Convert to fraction form
    14,520.29/21,780.44 = 4,132.04/x
  3. Step 3: Cross multiply
    14,520.29x = 21,780.44 × 4,132.04
  4. Step 4: Simplify right side
    14,520.29x = 89,997,628.64
  5. Step 5: Solve for x
    x = 89,997,628.64/14,520.29
  6. Step 6: Final answer
    x = 6,198.06

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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.