Home / 12,363.95-18,455.98-11,450.27

Finding the Fourth Proportional to 12,363.95, 18,455.98 and 11,450.27

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Solution

The fourth proportional to 12,363.95, 18,455.98 and 11,450.27 is: 17,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.95 : 18,455.98 = 11,450.27 : x
  2. Step 2: Convert to fraction form
    12,363.95/18,455.98 = 11,450.27/x
  3. Step 3: Cross multiply
    12,363.95x = 18,455.98 × 11,450.27
  4. Step 4: Simplify right side
    12,363.95x = 211,325,833.21
  5. Step 5: Solve for x
    x = 211,325,833.21/12,363.95
  6. Step 6: Final answer
    x = 17,092.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.