Home / 29,162.09-40,240.56-16,415.05

Finding the Fourth Proportional to 29,162.09, 40,240.56 and 16,415.05

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Solution

The fourth proportional to 29,162.09, 40,240.56 and 16,415.05 is: 22,651.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162.09 : 40,240.56 = 16,415.05 : x
  2. Step 2: Convert to fraction form
    29,162.09/40,240.56 = 16,415.05/x
  3. Step 3: Cross multiply
    29,162.09x = 40,240.56 × 16,415.05
  4. Step 4: Simplify right side
    29,162.09x = 660,550,804.43
  5. Step 5: Solve for x
    x = 660,550,804.43/29,162.09
  6. Step 6: Final answer
    x = 22,651.01

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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.