Home / 14,518.26-20,013.72-11,327.94

Finding the Fourth Proportional to 14,518.26, 20,013.72 and 11,327.94

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Solution

The fourth proportional to 14,518.26, 20,013.72 and 11,327.94 is: 15,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.26 : 20,013.72 = 11,327.94 : x
  2. Step 2: Convert to fraction form
    14,518.26/20,013.72 = 11,327.94/x
  3. Step 3: Cross multiply
    14,518.26x = 20,013.72 × 11,327.94
  4. Step 4: Simplify right side
    14,518.26x = 226,714,219.34
  5. Step 5: Solve for x
    x = 226,714,219.34/14,518.26
  6. Step 6: Final answer
    x = 15,615.80

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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.