Home / 30,081.66-41,513.27-16,652.53

Finding the Fourth Proportional to 30,081.66, 41,513.27 and 16,652.53

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Solution

The fourth proportional to 30,081.66, 41,513.27 and 16,652.53 is: 22,980.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.66 : 41,513.27 = 16,652.53 : x
  2. Step 2: Convert to fraction form
    30,081.66/41,513.27 = 16,652.53/x
  3. Step 3: Cross multiply
    30,081.66x = 41,513.27 × 16,652.53
  4. Step 4: Simplify right side
    30,081.66x = 691,300,974.07
  5. Step 5: Solve for x
    x = 691,300,974.07/30,081.66
  6. Step 6: Final answer
    x = 22,980.81

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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.