Home / 29,329.05-43,992.74-14,128.19

Finding the Fourth Proportional to 29,329.05, 43,992.74 and 14,128.19

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Solution

The fourth proportional to 29,329.05, 43,992.74 and 14,128.19 is: 21,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,329.05 : 43,992.74 = 14,128.19 : x
  2. Step 2: Convert to fraction form
    29,329.05/43,992.74 = 14,128.19/x
  3. Step 3: Cross multiply
    29,329.05x = 43,992.74 × 14,128.19
  4. Step 4: Simplify right side
    29,329.05x = 621,537,789.34
  5. Step 5: Solve for x
    x = 621,537,789.34/29,329.05
  6. Step 6: Final answer
    x = 21,191.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.