Home / 14,646.29-21,969.23-3,553.08

Finding the Fourth Proportional to 14,646.29, 21,969.23 and 3,553.08

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Solution

The fourth proportional to 14,646.29, 21,969.23 and 3,553.08 is: 5,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.29 : 21,969.23 = 3,553.08 : x
  2. Step 2: Convert to fraction form
    14,646.29/21,969.23 = 3,553.08/x
  3. Step 3: Cross multiply
    14,646.29x = 21,969.23 × 3,553.08
  4. Step 4: Simplify right side
    14,646.29x = 78,058,413.96
  5. Step 5: Solve for x
    x = 78,058,413.96/14,646.29
  6. Step 6: Final answer
    x = 5,329.57

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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.