Home / 12,073.74-18,110.62-3,308.72

Finding the Fourth Proportional to 12,073.74, 18,110.62 and 3,308.72

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Solution

The fourth proportional to 12,073.74, 18,110.62 and 3,308.72 is: 4,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.74 : 18,110.62 = 3,308.72 : x
  2. Step 2: Convert to fraction form
    12,073.74/18,110.62 = 3,308.72/x
  3. Step 3: Cross multiply
    12,073.74x = 18,110.62 × 3,308.72
  4. Step 4: Simplify right side
    12,073.74x = 59,922,970.61
  5. Step 5: Solve for x
    x = 59,922,970.61/12,073.74
  6. Step 6: Final answer
    x = 4,963.08

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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.