Home / 19,433.49-29,150.31-5,394.62

Finding the Fourth Proportional to 19,433.49, 29,150.31 and 5,394.62

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Solution

The fourth proportional to 19,433.49, 29,150.31 and 5,394.62 is: 8,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.49 : 29,150.31 = 5,394.62 : x
  2. Step 2: Convert to fraction form
    19,433.49/29,150.31 = 5,394.62/x
  3. Step 3: Cross multiply
    19,433.49x = 29,150.31 × 5,394.62
  4. Step 4: Simplify right side
    19,433.49x = 157,254,845.33
  5. Step 5: Solve for x
    x = 157,254,845.33/19,433.49
  6. Step 6: Final answer
    x = 8,091.95

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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.