Home / 12,065.49-18,095.94-4,167.99

Finding the Fourth Proportional to 12,065.49, 18,095.94 and 4,167.99

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Solution

The fourth proportional to 12,065.49, 18,095.94 and 4,167.99 is: 6,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.49 : 18,095.94 = 4,167.99 : x
  2. Step 2: Convert to fraction form
    12,065.49/18,095.94 = 4,167.99/x
  3. Step 3: Cross multiply
    12,065.49x = 18,095.94 × 4,167.99
  4. Step 4: Simplify right side
    12,065.49x = 75,423,696.96
  5. Step 5: Solve for x
    x = 75,423,696.96/12,065.49
  6. Step 6: Final answer
    x = 6,251.19

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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.