Home / 29,623.40-40,879.10-16,195.12

Finding the Fourth Proportional to 29,623.40, 40,879.10 and 16,195.12

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Solution

The fourth proportional to 29,623.40, 40,879.10 and 16,195.12 is: 22,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,623.40 : 40,879.10 = 16,195.12 : x
  2. Step 2: Convert to fraction form
    29,623.40/40,879.10 = 16,195.12/x
  3. Step 3: Cross multiply
    29,623.40x = 40,879.10 × 16,195.12
  4. Step 4: Simplify right side
    29,623.40x = 662,041,929.99
  5. Step 5: Solve for x
    x = 662,041,929.99/29,623.40
  6. Step 6: Final answer
    x = 22,348.61

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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.