Home / 19,455.63-26,847.96-10,958.22

Finding the Fourth Proportional to 19,455.63, 26,847.96 and 10,958.22

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Solution

The fourth proportional to 19,455.63, 26,847.96 and 10,958.22 is: 15,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.63 : 26,847.96 = 10,958.22 : x
  2. Step 2: Convert to fraction form
    19,455.63/26,847.96 = 10,958.22/x
  3. Step 3: Cross multiply
    19,455.63x = 26,847.96 × 10,958.22
  4. Step 4: Simplify right side
    19,455.63x = 294,205,811.14
  5. Step 5: Solve for x
    x = 294,205,811.14/19,455.63
  6. Step 6: Final answer
    x = 15,121.89

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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.