Home / 53,384.21-80,074.74-13,941.33

Finding the Fourth Proportional to 53,384.21, 80,074.74 and 13,941.33

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Solution

The fourth proportional to 53,384.21, 80,074.74 and 13,941.33 is: 20,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,384.21 : 80,074.74 = 13,941.33 : x
  2. Step 2: Convert to fraction form
    53,384.21/80,074.74 = 13,941.33/x
  3. Step 3: Cross multiply
    53,384.21x = 80,074.74 × 13,941.33
  4. Step 4: Simplify right side
    53,384.21x = 1,116,348,375.00
  5. Step 5: Solve for x
    x = 1,116,348,375.00/53,384.21
  6. Step 6: Final answer
    x = 20,911.59

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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.