Home / 14,050.04-21,078.45-4,190.09

Finding the Fourth Proportional to 14,050.04, 21,078.45 and 4,190.09

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Solution

The fourth proportional to 14,050.04, 21,078.45 and 4,190.09 is: 6,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.04 : 21,078.45 = 4,190.09 : x
  2. Step 2: Convert to fraction form
    14,050.04/21,078.45 = 4,190.09/x
  3. Step 3: Cross multiply
    14,050.04x = 21,078.45 × 4,190.09
  4. Step 4: Simplify right side
    14,050.04x = 88,320,497.17
  5. Step 5: Solve for x
    x = 88,320,497.17/14,050.04
  6. Step 6: Final answer
    x = 6,286.14

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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.