Home / 36,618.16-50,537.85-20,702.61

Finding the Fourth Proportional to 36,618.16, 50,537.85 and 20,702.61

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Solution

The fourth proportional to 36,618.16, 50,537.85 and 20,702.61 is: 28,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618.16 : 50,537.85 = 20,702.61 : x
  2. Step 2: Convert to fraction form
    36,618.16/50,537.85 = 20,702.61/x
  3. Step 3: Cross multiply
    36,618.16x = 50,537.85 × 20,702.61
  4. Step 4: Simplify right side
    36,618.16x = 1,046,265,398.79
  5. Step 5: Solve for x
    x = 1,046,265,398.79/36,618.16
  6. Step 6: Final answer
    x = 28,572.31

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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.