Home / 30,028.02-44,954.52-28,890.78

Finding the Fourth Proportional to 30,028.02, 44,954.52 and 28,890.78

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Solution

The fourth proportional to 30,028.02, 44,954.52 and 28,890.78 is: 43,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028.02 : 44,954.52 = 28,890.78 : x
  2. Step 2: Convert to fraction form
    30,028.02/44,954.52 = 28,890.78/x
  3. Step 3: Cross multiply
    30,028.02x = 44,954.52 × 28,890.78
  4. Step 4: Simplify right side
    30,028.02x = 1,298,771,147.33
  5. Step 5: Solve for x
    x = 1,298,771,147.33/30,028.02
  6. Step 6: Final answer
    x = 43,251.97

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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.