Home / 29,649.78-40,917.71-16,904.84

Finding the Fourth Proportional to 29,649.78, 40,917.71 and 16,904.84

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Solution

The fourth proportional to 29,649.78, 40,917.71 and 16,904.84 is: 23,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,649.78 : 40,917.71 = 16,904.84 : x
  2. Step 2: Convert to fraction form
    29,649.78/40,917.71 = 16,904.84/x
  3. Step 3: Cross multiply
    29,649.78x = 40,917.71 × 16,904.84
  4. Step 4: Simplify right side
    29,649.78x = 691,707,051.60
  5. Step 5: Solve for x
    x = 691,707,051.60/29,649.78
  6. Step 6: Final answer
    x = 23,329.25

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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.