Home / 12,914.05-19,373.36-6,672.33

Finding the Fourth Proportional to 12,914.05, 19,373.36 and 6,672.33

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Solution

The fourth proportional to 12,914.05, 19,373.36 and 6,672.33 is: 10,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.05 : 19,373.36 = 6,672.33 : x
  2. Step 2: Convert to fraction form
    12,914.05/19,373.36 = 6,672.33/x
  3. Step 3: Cross multiply
    12,914.05x = 19,373.36 × 6,672.33
  4. Step 4: Simplify right side
    12,914.05x = 129,265,451.13
  5. Step 5: Solve for x
    x = 129,265,451.13/12,914.05
  6. Step 6: Final answer
    x = 10,009.68

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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.