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Finding the Fourth Proportional to 36,393.64, 54,595.92 and 13,014.60

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Solution

The fourth proportional to 36,393.64, 54,595.92 and 13,014.60 is: 19,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,393.64 : 54,595.92 = 13,014.60 : x
  2. Step 2: Convert to fraction form
    36,393.64/54,595.92 = 13,014.60/x
  3. Step 3: Cross multiply
    36,393.64x = 54,595.92 × 13,014.60
  4. Step 4: Simplify right side
    36,393.64x = 710,544,060.43
  5. Step 5: Solve for x
    x = 710,544,060.43/36,393.64
  6. Step 6: Final answer
    x = 19,523.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.