Home / 30,122.88-41,569.58-16,696.16

Finding the Fourth Proportional to 30,122.88, 41,569.58 and 16,696.16

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Solution

The fourth proportional to 30,122.88, 41,569.58 and 16,696.16 is: 23,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.88 : 41,569.58 = 16,696.16 : x
  2. Step 2: Convert to fraction form
    30,122.88/41,569.58 = 16,696.16/x
  3. Step 3: Cross multiply
    30,122.88x = 41,569.58 × 16,696.16
  4. Step 4: Simplify right side
    30,122.88x = 694,052,130.09
  5. Step 5: Solve for x
    x = 694,052,130.09/30,122.88
  6. Step 6: Final answer
    x = 23,040.69

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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.