Home / 51,055.56-76,562.61-17,768.58

Finding the Fourth Proportional to 51,055.56, 76,562.61 and 17,768.58

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Solution

The fourth proportional to 51,055.56, 76,562.61 and 17,768.58 is: 26,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,055.56 : 76,562.61 = 17,768.58 : x
  2. Step 2: Convert to fraction form
    51,055.56/76,562.61 = 17,768.58/x
  3. Step 3: Cross multiply
    51,055.56x = 76,562.61 × 17,768.58
  4. Step 4: Simplify right side
    51,055.56x = 1,360,408,860.79
  5. Step 5: Solve for x
    x = 1,360,408,860.79/51,055.56
  6. Step 6: Final answer
    x = 26,645.66

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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.