Home / 14,185.26-19,561.14-9,403.54

Finding the Fourth Proportional to 14,185.26, 19,561.14 and 9,403.54

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Solution

The fourth proportional to 14,185.26, 19,561.14 and 9,403.54 is: 12,967.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.26 : 19,561.14 = 9,403.54 : x
  2. Step 2: Convert to fraction form
    14,185.26/19,561.14 = 9,403.54/x
  3. Step 3: Cross multiply
    14,185.26x = 19,561.14 × 9,403.54
  4. Step 4: Simplify right side
    14,185.26x = 183,943,962.44
  5. Step 5: Solve for x
    x = 183,943,962.44/14,185.26
  6. Step 6: Final answer
    x = 12,967.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.