Home / 51,134.09-76,707.81-17,863.74

Finding the Fourth Proportional to 51,134.09, 76,707.81 and 17,863.74

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Solution

The fourth proportional to 51,134.09, 76,707.81 and 17,863.74 is: 26,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,134.09 : 76,707.81 = 17,863.74 : x
  2. Step 2: Convert to fraction form
    51,134.09/76,707.81 = 17,863.74/x
  3. Step 3: Cross multiply
    51,134.09x = 76,707.81 × 17,863.74
  4. Step 4: Simplify right side
    51,134.09x = 1,370,288,373.81
  5. Step 5: Solve for x
    x = 1,370,288,373.81/51,134.09
  6. Step 6: Final answer
    x = 26,797.94

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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.