Home / 30,153.01-41,611.17-16,723.81

Finding the Fourth Proportional to 30,153.01, 41,611.17 and 16,723.81

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Solution

The fourth proportional to 30,153.01, 41,611.17 and 16,723.81 is: 23,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.01 : 41,611.17 = 16,723.81 : x
  2. Step 2: Convert to fraction form
    30,153.01/41,611.17 = 16,723.81/x
  3. Step 3: Cross multiply
    30,153.01x = 41,611.17 × 16,723.81
  4. Step 4: Simplify right side
    30,153.01x = 695,897,300.96
  5. Step 5: Solve for x
    x = 695,897,300.96/30,153.01
  6. Step 6: Final answer
    x = 23,078.87

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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.