Home / 69,023.62-103,537.74-19,099.54

Finding the Fourth Proportional to 69,023.62, 103,537.74 and 19,099.54

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Solution

The fourth proportional to 69,023.62, 103,537.74 and 19,099.54 is: 28,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,023.62 : 103,537.74 = 19,099.54 : x
  2. Step 2: Convert to fraction form
    69,023.62/103,537.74 = 19,099.54/x
  3. Step 3: Cross multiply
    69,023.62x = 103,537.74 × 19,099.54
  4. Step 4: Simplify right side
    69,023.62x = 1,977,523,206.64
  5. Step 5: Solve for x
    x = 1,977,523,206.64/69,023.62
  6. Step 6: Final answer
    x = 28,649.95

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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.