Home / 51,056.63-70,447.73-29,831.79

Finding the Fourth Proportional to 51,056.63, 70,447.73 and 29,831.79

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Solution

The fourth proportional to 51,056.63, 70,447.73 and 29,831.79 is: 41,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.63 : 70,447.73 = 29,831.79 : x
  2. Step 2: Convert to fraction form
    51,056.63/70,447.73 = 29,831.79/x
  3. Step 3: Cross multiply
    51,056.63x = 70,447.73 × 29,831.79
  4. Step 4: Simplify right side
    51,056.63x = 2,101,582,002.36
  5. Step 5: Solve for x
    x = 2,101,582,002.36/51,056.63
  6. Step 6: Final answer
    x = 41,161.79

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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.