Home / 22,545.12-31,093.32-16,893.12

Finding the Fourth Proportional to 22,545.12, 31,093.32 and 16,893.12

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Solution

The fourth proportional to 22,545.12, 31,093.32 and 16,893.12 is: 23,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.12 : 31,093.32 = 16,893.12 : x
  2. Step 2: Convert to fraction form
    22,545.12/31,093.32 = 16,893.12/x
  3. Step 3: Cross multiply
    22,545.12x = 31,093.32 × 16,893.12
  4. Step 4: Simplify right side
    22,545.12x = 525,263,185.96
  5. Step 5: Solve for x
    x = 525,263,185.96/22,545.12
  6. Step 6: Final answer
    x = 23,298.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.