Home / 12,363.77-18,548.39-6,814.26

Finding the Fourth Proportional to 12,363.77, 18,548.39 and 6,814.26

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Solution

The fourth proportional to 12,363.77, 18,548.39 and 6,814.26 is: 10,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.77 : 18,548.39 = 6,814.26 : x
  2. Step 2: Convert to fraction form
    12,363.77/18,548.39 = 6,814.26/x
  3. Step 3: Cross multiply
    12,363.77x = 18,548.39 × 6,814.26
  4. Step 4: Simplify right side
    12,363.77x = 126,393,569.08
  5. Step 5: Solve for x
    x = 126,393,569.08/12,363.77
  6. Step 6: Final answer
    x = 10,222.90

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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.