Home / 50,085.44-75,110.39-18,488.76

Finding the Fourth Proportional to 50,085.44, 75,110.39 and 18,488.76

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Solution

The fourth proportional to 50,085.44, 75,110.39 and 18,488.76 is: 27,726.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,085.44 : 75,110.39 = 18,488.76 : x
  2. Step 2: Convert to fraction form
    50,085.44/75,110.39 = 18,488.76/x
  3. Step 3: Cross multiply
    50,085.44x = 75,110.39 × 18,488.76
  4. Step 4: Simplify right side
    50,085.44x = 1,388,697,669.44
  5. Step 5: Solve for x
    x = 1,388,697,669.44/50,085.44
  6. Step 6: Final answer
    x = 27,726.57

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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.