Home / 29,066.56-40,112.80-16,491.84

Finding the Fourth Proportional to 29,066.56, 40,112.80 and 16,491.84

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Solution

The fourth proportional to 29,066.56, 40,112.80 and 16,491.84 is: 22,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,066.56 : 40,112.80 = 16,491.84 : x
  2. Step 2: Convert to fraction form
    29,066.56/40,112.80 = 16,491.84/x
  3. Step 3: Cross multiply
    29,066.56x = 40,112.80 × 16,491.84
  4. Step 4: Simplify right side
    29,066.56x = 661,533,879.55
  5. Step 5: Solve for x
    x = 661,533,879.55/29,066.56
  6. Step 6: Final answer
    x = 22,759.28

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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.