Home / 12,677.79-18,991.85-6,001.23

Finding the Fourth Proportional to 12,677.79, 18,991.85 and 6,001.23

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Solution

The fourth proportional to 12,677.79, 18,991.85 and 6,001.23 is: 8,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677.79 : 18,991.85 = 6,001.23 : x
  2. Step 2: Convert to fraction form
    12,677.79/18,991.85 = 6,001.23/x
  3. Step 3: Cross multiply
    12,677.79x = 18,991.85 × 6,001.23
  4. Step 4: Simplify right side
    12,677.79x = 113,974,429.97
  5. Step 5: Solve for x
    x = 113,974,429.97/12,677.79
  6. Step 6: Final answer
    x = 8,990.09

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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.