Home / 12,107.84-18,194.16-10,583.96

Finding the Fourth Proportional to 12,107.84, 18,194.16 and 10,583.96

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Solution

The fourth proportional to 12,107.84, 18,194.16 and 10,583.96 is: 15,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107.84 : 18,194.16 = 10,583.96 : x
  2. Step 2: Convert to fraction form
    12,107.84/18,194.16 = 10,583.96/x
  3. Step 3: Cross multiply
    12,107.84x = 18,194.16 × 10,583.96
  4. Step 4: Simplify right side
    12,107.84x = 192,566,261.67
  5. Step 5: Solve for x
    x = 192,566,261.67/12,107.84
  6. Step 6: Final answer
    x = 15,904.26

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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.