Home / 14,824.98-20,458.53-9,519.84

Finding the Fourth Proportional to 14,824.98, 20,458.53 and 9,519.84

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Solution

The fourth proportional to 14,824.98, 20,458.53 and 9,519.84 is: 13,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,824.98 : 20,458.53 = 9,519.84 : x
  2. Step 2: Convert to fraction form
    14,824.98/20,458.53 = 9,519.84/x
  3. Step 3: Cross multiply
    14,824.98x = 20,458.53 × 9,519.84
  4. Step 4: Simplify right side
    14,824.98x = 194,761,932.24
  5. Step 5: Solve for x
    x = 194,761,932.24/14,824.98
  6. Step 6: Final answer
    x = 13,137.42

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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.