Home / 14,646.26-21,969.40-3,552.78

Finding the Fourth Proportional to 14,646.26, 21,969.40 and 3,552.78

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Solution

The fourth proportional to 14,646.26, 21,969.40 and 3,552.78 is: 5,329.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.26 : 21,969.40 = 3,552.78 : x
  2. Step 2: Convert to fraction form
    14,646.26/21,969.40 = 3,552.78/x
  3. Step 3: Cross multiply
    14,646.26x = 21,969.40 × 3,552.78
  4. Step 4: Simplify right side
    14,646.26x = 78,052,444.93
  5. Step 5: Solve for x
    x = 78,052,444.93/14,646.26
  6. Step 6: Final answer
    x = 5,329.17

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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.