Home / 12,073.96-18,106.62-6,531.40

Finding the Fourth Proportional to 12,073.96, 18,106.62 and 6,531.40

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Solution

The fourth proportional to 12,073.96, 18,106.62 and 6,531.40 is: 9,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.96 : 18,106.62 = 6,531.40 : x
  2. Step 2: Convert to fraction form
    12,073.96/18,106.62 = 6,531.40/x
  3. Step 3: Cross multiply
    12,073.96x = 18,106.62 × 6,531.40
  4. Step 4: Simplify right side
    12,073.96x = 118,261,577.87
  5. Step 5: Solve for x
    x = 118,261,577.87/12,073.96
  6. Step 6: Final answer
    x = 9,794.76

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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.