Home / 19,449.60-26,835.87-11,493.03

Finding the Fourth Proportional to 19,449.60, 26,835.87 and 11,493.03

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Solution

The fourth proportional to 19,449.60, 26,835.87 and 11,493.03 is: 15,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.60 : 26,835.87 = 11,493.03 : x
  2. Step 2: Convert to fraction form
    19,449.60/26,835.87 = 11,493.03/x
  3. Step 3: Cross multiply
    19,449.60x = 26,835.87 × 11,493.03
  4. Step 4: Simplify right side
    19,449.60x = 308,425,458.99
  5. Step 5: Solve for x
    x = 308,425,458.99/19,449.60
  6. Step 6: Final answer
    x = 15,857.68

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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.