Home / 39,765.26-59,646.32-13,469.99

Finding the Fourth Proportional to 39,765.26, 59,646.32 and 13,469.99

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Solution

The fourth proportional to 39,765.26, 59,646.32 and 13,469.99 is: 20,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,765.26 : 59,646.32 = 13,469.99 : x
  2. Step 2: Convert to fraction form
    39,765.26/59,646.32 = 13,469.99/x
  3. Step 3: Cross multiply
    39,765.26x = 59,646.32 × 13,469.99
  4. Step 4: Simplify right side
    39,765.26x = 803,435,415.70
  5. Step 5: Solve for x
    x = 803,435,415.70/39,765.26
  6. Step 6: Final answer
    x = 20,204.46

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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.