Home / 39,394.69-59,092.55-13,099.43

Finding the Fourth Proportional to 39,394.69, 59,092.55 and 13,099.43

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Solution

The fourth proportional to 39,394.69, 59,092.55 and 13,099.43 is: 19,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.69 : 59,092.55 = 13,099.43 : x
  2. Step 2: Convert to fraction form
    39,394.69/59,092.55 = 13,099.43/x
  3. Step 3: Cross multiply
    39,394.69x = 59,092.55 × 13,099.43
  4. Step 4: Simplify right side
    39,394.69x = 774,078,650.56
  5. Step 5: Solve for x
    x = 774,078,650.56/39,394.69
  6. Step 6: Final answer
    x = 19,649.32

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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.