Home / 30,426.07-41,987.98-16,997.33

Finding the Fourth Proportional to 30,426.07, 41,987.98 and 16,997.33

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Solution

The fourth proportional to 30,426.07, 41,987.98 and 16,997.33 is: 23,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,426.07 : 41,987.98 = 16,997.33 : x
  2. Step 2: Convert to fraction form
    30,426.07/41,987.98 = 16,997.33/x
  3. Step 3: Cross multiply
    30,426.07x = 41,987.98 × 16,997.33
  4. Step 4: Simplify right side
    30,426.07x = 713,683,552.09
  5. Step 5: Solve for x
    x = 713,683,552.09/30,426.07
  6. Step 6: Final answer
    x = 23,456.32

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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.