Home / 30,218.88-41,701.92-16,792.32

Finding the Fourth Proportional to 30,218.88, 41,701.92 and 16,792.32

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Solution

The fourth proportional to 30,218.88, 41,701.92 and 16,792.32 is: 23,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.88 : 41,701.92 = 16,792.32 : x
  2. Step 2: Convert to fraction form
    30,218.88/41,701.92 = 16,792.32/x
  3. Step 3: Cross multiply
    30,218.88x = 41,701.92 × 16,792.32
  4. Step 4: Simplify right side
    30,218.88x = 700,271,985.25
  5. Step 5: Solve for x
    x = 700,271,985.25/30,218.88
  6. Step 6: Final answer
    x = 23,173.33

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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.