Home / 29,388.01-40,557.97-16,643.43

Finding the Fourth Proportional to 29,388.01, 40,557.97 and 16,643.43

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Solution

The fourth proportional to 29,388.01, 40,557.97 and 16,643.43 is: 22,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,388.01 : 40,557.97 = 16,643.43 : x
  2. Step 2: Convert to fraction form
    29,388.01/40,557.97 = 16,643.43/x
  3. Step 3: Cross multiply
    29,388.01x = 40,557.97 × 16,643.43
  4. Step 4: Simplify right side
    29,388.01x = 675,023,734.64
  5. Step 5: Solve for x
    x = 675,023,734.64/29,388.01
  6. Step 6: Final answer
    x = 22,969.36

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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.