Home / 36,203.73-49,963.95-20,289.66

Finding the Fourth Proportional to 36,203.73, 49,963.95 and 20,289.66

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Solution

The fourth proportional to 36,203.73, 49,963.95 and 20,289.66 is: 28,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.73 : 49,963.95 = 20,289.66 : x
  2. Step 2: Convert to fraction form
    36,203.73/49,963.95 = 20,289.66/x
  3. Step 3: Cross multiply
    36,203.73x = 49,963.95 × 20,289.66
  4. Step 4: Simplify right side
    36,203.73x = 1,013,751,557.76
  5. Step 5: Solve for x
    x = 1,013,751,557.76/36,203.73
  6. Step 6: Final answer
    x = 28,001.30

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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.