Home / 36,044.06-49,739.27-20,128.23

Finding the Fourth Proportional to 36,044.06, 49,739.27 and 20,128.23

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Solution

The fourth proportional to 36,044.06, 49,739.27 and 20,128.23 is: 27,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,044.06 : 49,739.27 = 20,128.23 : x
  2. Step 2: Convert to fraction form
    36,044.06/49,739.27 = 20,128.23/x
  3. Step 3: Cross multiply
    36,044.06x = 49,739.27 × 20,128.23
  4. Step 4: Simplify right side
    36,044.06x = 1,001,163,365.95
  5. Step 5: Solve for x
    x = 1,001,163,365.95/36,044.06
  6. Step 6: Final answer
    x = 27,776.10

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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.