Home / 13,069.06-19,603.95-3,208.30

Finding the Fourth Proportional to 13,069.06, 19,603.95 and 3,208.30

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Solution

The fourth proportional to 13,069.06, 19,603.95 and 3,208.30 is: 4,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.06 : 19,603.95 = 3,208.30 : x
  2. Step 2: Convert to fraction form
    13,069.06/19,603.95 = 3,208.30/x
  3. Step 3: Cross multiply
    13,069.06x = 19,603.95 × 3,208.30
  4. Step 4: Simplify right side
    13,069.06x = 62,895,352.79
  5. Step 5: Solve for x
    x = 62,895,352.79/13,069.06
  6. Step 6: Final answer
    x = 4,812.54

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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.