Home / 30,265.20-41,766.98-16,653.78

Finding the Fourth Proportional to 30,265.20, 41,766.98 and 16,653.78

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Solution

The fourth proportional to 30,265.20, 41,766.98 and 16,653.78 is: 22,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.20 : 41,766.98 = 16,653.78 : x
  2. Step 2: Convert to fraction form
    30,265.20/41,766.98 = 16,653.78/x
  3. Step 3: Cross multiply
    30,265.20x = 41,766.98 × 16,653.78
  4. Step 4: Simplify right side
    30,265.20x = 695,578,012.92
  5. Step 5: Solve for x
    x = 695,578,012.92/30,265.20
  6. Step 6: Final answer
    x = 22,982.77

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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.