Home / 14,065.62-21,102.12-4,204.68

Finding the Fourth Proportional to 14,065.62, 21,102.12 and 4,204.68

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Solution

The fourth proportional to 14,065.62, 21,102.12 and 4,204.68 is: 6,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.62 : 21,102.12 = 4,204.68 : x
  2. Step 2: Convert to fraction form
    14,065.62/21,102.12 = 4,204.68/x
  3. Step 3: Cross multiply
    14,065.62x = 21,102.12 × 4,204.68
  4. Step 4: Simplify right side
    14,065.62x = 88,727,661.92
  5. Step 5: Solve for x
    x = 88,727,661.92/14,065.62
  6. Step 6: Final answer
    x = 6,308.12

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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.