Home / 36,999.18-51,059.10-20,003.40

Finding the Fourth Proportional to 36,999.18, 51,059.10 and 20,003.40

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Solution

The fourth proportional to 36,999.18, 51,059.10 and 20,003.40 is: 27,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.18 : 51,059.10 = 20,003.40 : x
  2. Step 2: Convert to fraction form
    36,999.18/51,059.10 = 20,003.40/x
  3. Step 3: Cross multiply
    36,999.18x = 51,059.10 × 20,003.40
  4. Step 4: Simplify right side
    36,999.18x = 1,021,355,600.94
  5. Step 5: Solve for x
    x = 1,021,355,600.94/36,999.18
  6. Step 6: Final answer
    x = 27,604.82

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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.