Home / 36,999.78-55,483.20-10,698.30

Finding the Fourth Proportional to 36,999.78, 55,483.20 and 10,698.30

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Solution

The fourth proportional to 36,999.78, 55,483.20 and 10,698.30 is: 16,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.78 : 55,483.20 = 10,698.30 : x
  2. Step 2: Convert to fraction form
    36,999.78/55,483.20 = 10,698.30/x
  3. Step 3: Cross multiply
    36,999.78x = 55,483.20 × 10,698.30
  4. Step 4: Simplify right side
    36,999.78x = 593,575,918.56
  5. Step 5: Solve for x
    x = 593,575,918.56/36,999.78
  6. Step 6: Final answer
    x = 16,042.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.