Home / 19,616.09-29,424.14-7,937.51

Finding the Fourth Proportional to 19,616.09, 29,424.14 and 7,937.51

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Solution

The fourth proportional to 19,616.09, 29,424.14 and 7,937.51 is: 11,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.09 : 29,424.14 = 7,937.51 : x
  2. Step 2: Convert to fraction form
    19,616.09/29,424.14 = 7,937.51/x
  3. Step 3: Cross multiply
    19,616.09x = 29,424.14 × 7,937.51
  4. Step 4: Simplify right side
    19,616.09x = 233,554,218.68
  5. Step 5: Solve for x
    x = 233,554,218.68/19,616.09
  6. Step 6: Final answer
    x = 11,906.26

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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.