Home / 12,983.51-19,469.09-6,737.27

Finding the Fourth Proportional to 12,983.51, 19,469.09 and 6,737.27

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Solution

The fourth proportional to 12,983.51, 19,469.09 and 6,737.27 is: 10,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983.51 : 19,469.09 = 6,737.27 : x
  2. Step 2: Convert to fraction form
    12,983.51/19,469.09 = 6,737.27/x
  3. Step 3: Cross multiply
    12,983.51x = 19,469.09 × 6,737.27
  4. Step 4: Simplify right side
    12,983.51x = 131,168,508.49
  5. Step 5: Solve for x
    x = 131,168,508.49/12,983.51
  6. Step 6: Final answer
    x = 10,102.70

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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.