Home / 29,226.60-40,331.16-16,480.08

Finding the Fourth Proportional to 29,226.60, 40,331.16 and 16,480.08

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Solution

The fourth proportional to 29,226.60, 40,331.16 and 16,480.08 is: 22,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226.60 : 40,331.16 = 16,480.08 : x
  2. Step 2: Convert to fraction form
    29,226.60/40,331.16 = 16,480.08/x
  3. Step 3: Cross multiply
    29,226.60x = 40,331.16 × 16,480.08
  4. Step 4: Simplify right side
    29,226.60x = 664,660,743.29
  5. Step 5: Solve for x
    x = 664,660,743.29/29,226.60
  6. Step 6: Final answer
    x = 22,741.64

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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.