Home / 36,300.08-50,089.56-20,384.48

Finding the Fourth Proportional to 36,300.08, 50,089.56 and 20,384.48

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Solution

The fourth proportional to 36,300.08, 50,089.56 and 20,384.48 is: 28,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.08 : 50,089.56 = 20,384.48 : x
  2. Step 2: Convert to fraction form
    36,300.08/50,089.56 = 20,384.48/x
  3. Step 3: Cross multiply
    36,300.08x = 50,089.56 × 20,384.48
  4. Step 4: Simplify right side
    36,300.08x = 1,021,049,634.03
  5. Step 5: Solve for x
    x = 1,021,049,634.03/36,300.08
  6. Step 6: Final answer
    x = 28,128.03

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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.