Home / 29,213.22-40,317.26-17,890.23

Finding the Fourth Proportional to 29,213.22, 40,317.26 and 17,890.23

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Solution

The fourth proportional to 29,213.22, 40,317.26 and 17,890.23 is: 24,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.22 : 40,317.26 = 17,890.23 : x
  2. Step 2: Convert to fraction form
    29,213.22/40,317.26 = 17,890.23/x
  3. Step 3: Cross multiply
    29,213.22x = 40,317.26 × 17,890.23
  4. Step 4: Simplify right side
    29,213.22x = 721,284,964.92
  5. Step 5: Solve for x
    x = 721,284,964.92/29,213.22
  6. Step 6: Final answer
    x = 24,690.36

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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.