Home / 36,586.34-50,490.14-20,670.45

Finding the Fourth Proportional to 36,586.34, 50,490.14 and 20,670.45

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Solution

The fourth proportional to 36,586.34, 50,490.14 and 20,670.45 is: 28,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,586.34 : 50,490.14 = 20,670.45 : x
  2. Step 2: Convert to fraction form
    36,586.34/50,490.14 = 20,670.45/x
  3. Step 3: Cross multiply
    36,586.34x = 50,490.14 × 20,670.45
  4. Step 4: Simplify right side
    36,586.34x = 1,043,653,914.36
  5. Step 5: Solve for x
    x = 1,043,653,914.36/36,586.34
  6. Step 6: Final answer
    x = 28,525.78

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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.