Home / 30,242.01-41,731.60-16,812.44

Finding the Fourth Proportional to 30,242.01, 41,731.60 and 16,812.44

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Solution

The fourth proportional to 30,242.01, 41,731.60 and 16,812.44 is: 23,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242.01 : 41,731.60 = 16,812.44 : x
  2. Step 2: Convert to fraction form
    30,242.01/41,731.60 = 16,812.44/x
  3. Step 3: Cross multiply
    30,242.01x = 41,731.60 × 16,812.44
  4. Step 4: Simplify right side
    30,242.01x = 701,610,083.40
  5. Step 5: Solve for x
    x = 701,610,083.40/30,242.01
  6. Step 6: Final answer
    x = 23,199.85

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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.