Home / 30,153.19-41,611.41-16,724.59

Finding the Fourth Proportional to 30,153.19, 41,611.41 and 16,724.59

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Solution

The fourth proportional to 30,153.19, 41,611.41 and 16,724.59 is: 23,079.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.19 : 41,611.41 = 16,724.59 : x
  2. Step 2: Convert to fraction form
    30,153.19/41,611.41 = 16,724.59/x
  3. Step 3: Cross multiply
    30,153.19x = 41,611.41 × 16,724.59
  4. Step 4: Simplify right side
    30,153.19x = 695,933,771.57
  5. Step 5: Solve for x
    x = 695,933,771.57/30,153.19
  6. Step 6: Final answer
    x = 23,079.94

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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.