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Finding the Fourth Proportional to 29,612.44, 44,411.10 and 8,831.08

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Solution

The fourth proportional to 29,612.44, 44,411.10 and 8,831.08 is: 13,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,612.44 : 44,411.10 = 8,831.08 : x
  2. Step 2: Convert to fraction form
    29,612.44/44,411.10 = 8,831.08/x
  3. Step 3: Cross multiply
    29,612.44x = 44,411.10 × 8,831.08
  4. Step 4: Simplify right side
    29,612.44x = 392,197,976.99
  5. Step 5: Solve for x
    x = 392,197,976.99/29,612.44
  6. Step 6: Final answer
    x = 13,244.37

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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.