Home / 29,365.09-40,525.79-16,618.25

Finding the Fourth Proportional to 29,365.09, 40,525.79 and 16,618.25

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Solution

The fourth proportional to 29,365.09, 40,525.79 and 16,618.25 is: 22,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,365.09 : 40,525.79 = 16,618.25 : x
  2. Step 2: Convert to fraction form
    29,365.09/40,525.79 = 16,618.25/x
  3. Step 3: Cross multiply
    29,365.09x = 40,525.79 × 16,618.25
  4. Step 4: Simplify right side
    29,365.09x = 673,467,727.89
  5. Step 5: Solve for x
    x = 673,467,727.89/29,365.09
  6. Step 6: Final answer
    x = 22,934.30

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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.