Home / 12,867.82-19,297.62-6,627.01

Finding the Fourth Proportional to 12,867.82, 19,297.62 and 6,627.01

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Solution

The fourth proportional to 12,867.82, 19,297.62 and 6,627.01 is: 9,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867.82 : 19,297.62 = 6,627.01 : x
  2. Step 2: Convert to fraction form
    12,867.82/19,297.62 = 6,627.01/x
  3. Step 3: Cross multiply
    12,867.82x = 19,297.62 × 6,627.01
  4. Step 4: Simplify right side
    12,867.82x = 127,885,487.58
  5. Step 5: Solve for x
    x = 127,885,487.58/12,867.82
  6. Step 6: Final answer
    x = 9,938.40

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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.