Home / 12,169.04-18,252.14-3,404.63

Finding the Fourth Proportional to 12,169.04, 18,252.14 and 3,404.63

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Solution

The fourth proportional to 12,169.04, 18,252.14 and 3,404.63 is: 5,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169.04 : 18,252.14 = 3,404.63 : x
  2. Step 2: Convert to fraction form
    12,169.04/18,252.14 = 3,404.63/x
  3. Step 3: Cross multiply
    12,169.04x = 18,252.14 × 3,404.63
  4. Step 4: Simplify right side
    12,169.04x = 62,141,812.02
  5. Step 5: Solve for x
    x = 62,141,812.02/12,169.04
  6. Step 6: Final answer
    x = 5,106.55

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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.