Home / 29,131.24-40,199.92-16,384.08

Finding the Fourth Proportional to 29,131.24, 40,199.92 and 16,384.08

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Solution

The fourth proportional to 29,131.24, 40,199.92 and 16,384.08 is: 22,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,131.24 : 40,199.92 = 16,384.08 : x
  2. Step 2: Convert to fraction form
    29,131.24/40,199.92 = 16,384.08/x
  3. Step 3: Cross multiply
    29,131.24x = 40,199.92 × 16,384.08
  4. Step 4: Simplify right side
    29,131.24x = 658,638,705.27
  5. Step 5: Solve for x
    x = 658,638,705.27/29,131.24
  6. Step 6: Final answer
    x = 22,609.36

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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.