Home / 14,311.04-21,449.92-5,542.08

Finding the Fourth Proportional to 14,311.04, 21,449.92 and 5,542.08

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Solution

The fourth proportional to 14,311.04, 21,449.92 and 5,542.08 is: 8,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.04 : 21,449.92 = 5,542.08 : x
  2. Step 2: Convert to fraction form
    14,311.04/21,449.92 = 5,542.08/x
  3. Step 3: Cross multiply
    14,311.04x = 21,449.92 × 5,542.08
  4. Step 4: Simplify right side
    14,311.04x = 118,877,172.63
  5. Step 5: Solve for x
    x = 118,877,172.63/14,311.04
  6. Step 6: Final answer
    x = 8,306.68

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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.