Home / 29,161.24-40,238.88-16,412.84

Finding the Fourth Proportional to 29,161.24, 40,238.88 and 16,412.84

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Solution

The fourth proportional to 29,161.24, 40,238.88 and 16,412.84 is: 22,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.24 : 40,238.88 = 16,412.84 : x
  2. Step 2: Convert to fraction form
    29,161.24/40,238.88 = 16,412.84/x
  3. Step 3: Cross multiply
    29,161.24x = 40,238.88 × 16,412.84
  4. Step 4: Simplify right side
    29,161.24x = 660,434,299.22
  5. Step 5: Solve for x
    x = 660,434,299.22/29,161.24
  6. Step 6: Final answer
    x = 22,647.68

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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.