Home / 29,085.24-40,119.66-20,704.44

Finding the Fourth Proportional to 29,085.24, 40,119.66 and 20,704.44

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Solution

The fourth proportional to 29,085.24, 40,119.66 and 20,704.44 is: 28,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.24 : 40,119.66 = 20,704.44 : x
  2. Step 2: Convert to fraction form
    29,085.24/40,119.66 = 20,704.44/x
  3. Step 3: Cross multiply
    29,085.24x = 40,119.66 × 20,704.44
  4. Step 4: Simplify right side
    29,085.24x = 830,655,093.29
  5. Step 5: Solve for x
    x = 830,655,093.29/29,085.24
  6. Step 6: Final answer
    x = 28,559.33

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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.