Home / 39,427.75-59,138.25-14,466.79

Finding the Fourth Proportional to 39,427.75, 59,138.25 and 14,466.79

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Solution

The fourth proportional to 39,427.75, 59,138.25 and 14,466.79 is: 21,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.75 : 59,138.25 = 14,466.79 : x
  2. Step 2: Convert to fraction form
    39,427.75/59,138.25 = 14,466.79/x
  3. Step 3: Cross multiply
    39,427.75x = 59,138.25 × 14,466.79
  4. Step 4: Simplify right side
    39,427.75x = 855,540,643.72
  5. Step 5: Solve for x
    x = 855,540,643.72/39,427.75
  6. Step 6: Final answer
    x = 21,698.95

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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.