Home / 57,629.98-86,441.91-17,648.95

Finding the Fourth Proportional to 57,629.98, 86,441.91 and 17,648.95

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Solution

The fourth proportional to 57,629.98, 86,441.91 and 17,648.95 is: 26,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629.98 : 86,441.91 = 17,648.95 : x
  2. Step 2: Convert to fraction form
    57,629.98/86,441.91 = 17,648.95/x
  3. Step 3: Cross multiply
    57,629.98x = 86,441.91 × 17,648.95
  4. Step 4: Simplify right side
    57,629.98x = 1,525,608,947.49
  5. Step 5: Solve for x
    x = 1,525,608,947.49/57,629.98
  6. Step 6: Final answer
    x = 26,472.49

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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.