Home / 36,601.54-50,511.81-20,686.66

Finding the Fourth Proportional to 36,601.54, 50,511.81 and 20,686.66

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Solution

The fourth proportional to 36,601.54, 50,511.81 and 20,686.66 is: 28,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,601.54 : 50,511.81 = 20,686.66 : x
  2. Step 2: Convert to fraction form
    36,601.54/50,511.81 = 20,686.66/x
  3. Step 3: Cross multiply
    36,601.54x = 50,511.81 × 20,686.66
  4. Step 4: Simplify right side
    36,601.54x = 1,044,920,639.45
  5. Step 5: Solve for x
    x = 1,044,920,639.45/36,601.54
  6. Step 6: Final answer
    x = 28,548.54

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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.