Home / 36,586.70-50,490.64-20,670.82

Finding the Fourth Proportional to 36,586.70, 50,490.64 and 20,670.82

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Solution

The fourth proportional to 36,586.70, 50,490.64 and 20,670.82 is: 28,526.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,586.70 : 50,490.64 = 20,670.82 : x
  2. Step 2: Convert to fraction form
    36,586.70/50,490.64 = 20,670.82/x
  3. Step 3: Cross multiply
    36,586.70x = 50,490.64 × 20,670.82
  4. Step 4: Simplify right side
    36,586.70x = 1,043,682,931.12
  5. Step 5: Solve for x
    x = 1,043,682,931.12/36,586.70
  6. Step 6: Final answer
    x = 28,526.29

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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.