Home / 12,667.41-19,001.37-3,902.32

Finding the Fourth Proportional to 12,667.41, 19,001.37 and 3,902.32

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Solution

The fourth proportional to 12,667.41, 19,001.37 and 3,902.32 is: 5,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667.41 : 19,001.37 = 3,902.32 : x
  2. Step 2: Convert to fraction form
    12,667.41/19,001.37 = 3,902.32/x
  3. Step 3: Cross multiply
    12,667.41x = 19,001.37 × 3,902.32
  4. Step 4: Simplify right side
    12,667.41x = 74,149,426.18
  5. Step 5: Solve for x
    x = 74,149,426.18/12,667.41
  6. Step 6: Final answer
    x = 5,853.56

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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.