Home / 14,954.63-20,644.86-11,589.89

Finding the Fourth Proportional to 14,954.63, 20,644.86 and 11,589.89

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Solution

The fourth proportional to 14,954.63, 20,644.86 and 11,589.89 is: 15,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.63 : 20,644.86 = 11,589.89 : x
  2. Step 2: Convert to fraction form
    14,954.63/20,644.86 = 11,589.89/x
  3. Step 3: Cross multiply
    14,954.63x = 20,644.86 × 11,589.89
  4. Step 4: Simplify right side
    14,954.63x = 239,271,553.24
  5. Step 5: Solve for x
    x = 239,271,553.24/14,954.63
  6. Step 6: Final answer
    x = 15,999.84

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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.