Home / 12,867.84-19,300.68-5,942.34

Finding the Fourth Proportional to 12,867.84, 19,300.68 and 5,942.34

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Solution

The fourth proportional to 12,867.84, 19,300.68 and 5,942.34 is: 8,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867.84 : 19,300.68 = 5,942.34 : x
  2. Step 2: Convert to fraction form
    12,867.84/19,300.68 = 5,942.34/x
  3. Step 3: Cross multiply
    12,867.84x = 19,300.68 × 5,942.34
  4. Step 4: Simplify right side
    12,867.84x = 114,691,202.79
  5. Step 5: Solve for x
    x = 114,691,202.79/12,867.84
  6. Step 6: Final answer
    x = 8,913.01

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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.