Home / 29,622.42-40,878.84-16,193.68

Finding the Fourth Proportional to 29,622.42, 40,878.84 and 16,193.68

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Solution

The fourth proportional to 29,622.42, 40,878.84 and 16,193.68 is: 22,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,622.42 : 40,878.84 = 16,193.68 : x
  2. Step 2: Convert to fraction form
    29,622.42/40,878.84 = 16,193.68/x
  3. Step 3: Cross multiply
    29,622.42x = 40,878.84 × 16,193.68
  4. Step 4: Simplify right side
    29,622.42x = 661,978,853.73
  5. Step 5: Solve for x
    x = 661,978,853.73/29,622.42
  6. Step 6: Final answer
    x = 22,347.23

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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.