Home / 19,334.36-28,994.42-6,680.89

Finding the Fourth Proportional to 19,334.36, 28,994.42 and 6,680.89

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Solution

The fourth proportional to 19,334.36, 28,994.42 and 6,680.89 is: 10,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.36 : 28,994.42 = 6,680.89 : x
  2. Step 2: Convert to fraction form
    19,334.36/28,994.42 = 6,680.89/x
  3. Step 3: Cross multiply
    19,334.36x = 28,994.42 × 6,680.89
  4. Step 4: Simplify right side
    19,334.36x = 193,708,530.63
  5. Step 5: Solve for x
    x = 193,708,530.63/19,334.36
  6. Step 6: Final answer
    x = 10,018.87

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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.