Home / 39,582.91-59,378.26-11,503.21

Finding the Fourth Proportional to 39,582.91, 59,378.26 and 11,503.21

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Solution

The fourth proportional to 39,582.91, 59,378.26 and 11,503.21 is: 17,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,582.91 : 59,378.26 = 11,503.21 : x
  2. Step 2: Convert to fraction form
    39,582.91/59,378.26 = 11,503.21/x
  3. Step 3: Cross multiply
    39,582.91x = 59,378.26 × 11,503.21
  4. Step 4: Simplify right side
    39,582.91x = 683,040,297.32
  5. Step 5: Solve for x
    x = 683,040,297.32/39,582.91
  6. Step 6: Final answer
    x = 17,255.94

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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.