Home / 36,381.37-50,207.03-21,285.58

Finding the Fourth Proportional to 36,381.37, 50,207.03 and 21,285.58

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Solution

The fourth proportional to 36,381.37, 50,207.03 and 21,285.58 is: 29,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.37 : 50,207.03 = 21,285.58 : x
  2. Step 2: Convert to fraction form
    36,381.37/50,207.03 = 21,285.58/x
  3. Step 3: Cross multiply
    36,381.37x = 50,207.03 × 21,285.58
  4. Step 4: Simplify right side
    36,381.37x = 1,068,685,753.63
  5. Step 5: Solve for x
    x = 1,068,685,753.63/36,381.37
  6. Step 6: Final answer
    x = 29,374.53

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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.