Home / 29,128.44-40,200.66-16,555.08

Finding the Fourth Proportional to 29,128.44, 40,200.66 and 16,555.08

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Solution

The fourth proportional to 29,128.44, 40,200.66 and 16,555.08 is: 22,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,128.44 : 40,200.66 = 16,555.08 : x
  2. Step 2: Convert to fraction form
    29,128.44/40,200.66 = 16,555.08/x
  3. Step 3: Cross multiply
    29,128.44x = 40,200.66 × 16,555.08
  4. Step 4: Simplify right side
    29,128.44x = 665,525,142.35
  5. Step 5: Solve for x
    x = 665,525,142.35/29,128.44
  6. Step 6: Final answer
    x = 22,847.95

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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.