Home / 30,241.05-41,729.46-16,810.13

Finding the Fourth Proportional to 30,241.05, 41,729.46 and 16,810.13

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Solution

The fourth proportional to 30,241.05, 41,729.46 and 16,810.13 is: 23,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241.05 : 41,729.46 = 16,810.13 : x
  2. Step 2: Convert to fraction form
    30,241.05/41,729.46 = 16,810.13/x
  3. Step 3: Cross multiply
    30,241.05x = 41,729.46 × 16,810.13
  4. Step 4: Simplify right side
    30,241.05x = 701,477,438.78
  5. Step 5: Solve for x
    x = 701,477,438.78/30,241.05
  6. Step 6: Final answer
    x = 23,196.20

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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.