Home / 30,162.72-41,622.68-16,733.70

Finding the Fourth Proportional to 30,162.72, 41,622.68 and 16,733.70

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Solution

The fourth proportional to 30,162.72, 41,622.68 and 16,733.70 is: 23,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162.72 : 41,622.68 = 16,733.70 : x
  2. Step 2: Convert to fraction form
    30,162.72/41,622.68 = 16,733.70/x
  3. Step 3: Cross multiply
    30,162.72x = 41,622.68 × 16,733.70
  4. Step 4: Simplify right side
    30,162.72x = 696,501,356.65
  5. Step 5: Solve for x
    x = 696,501,356.65/30,162.72
  6. Step 6: Final answer
    x = 23,091.46

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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.