Home / 51,675.40-77,519.58-25,357.96

Finding the Fourth Proportional to 51,675.40, 77,519.58 and 25,357.96

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Solution

The fourth proportional to 51,675.40, 77,519.58 and 25,357.96 is: 38,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.40 : 77,519.58 = 25,357.96 : x
  2. Step 2: Convert to fraction form
    51,675.40/77,519.58 = 25,357.96/x
  3. Step 3: Cross multiply
    51,675.40x = 77,519.58 × 25,357.96
  4. Step 4: Simplify right side
    51,675.40x = 1,965,738,408.86
  5. Step 5: Solve for x
    x = 1,965,738,408.86/51,675.40
  6. Step 6: Final answer
    x = 38,040.12

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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.