Home / 30,868.73-46,302.06-13,087.95

Finding the Fourth Proportional to 30,868.73, 46,302.06 and 13,087.95

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Solution

The fourth proportional to 30,868.73, 46,302.06 and 13,087.95 is: 19,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.73 : 46,302.06 = 13,087.95 : x
  2. Step 2: Convert to fraction form
    30,868.73/46,302.06 = 13,087.95/x
  3. Step 3: Cross multiply
    30,868.73x = 46,302.06 × 13,087.95
  4. Step 4: Simplify right side
    30,868.73x = 605,999,046.18
  5. Step 5: Solve for x
    x = 605,999,046.18/30,868.73
  6. Step 6: Final answer
    x = 19,631.49

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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.