Home / 26,871.12-37,113.36-17,904

Finding the Fourth Proportional to 26,871.12, 37,113.36 and 17,904

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Solution

The fourth proportional to 26,871.12, 37,113.36 and 17,904 is: 24,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,871.12 : 37,113.36 = 17,904 : x
  2. Step 2: Convert to fraction form
    26,871.12/37,113.36 = 17,904/x
  3. Step 3: Cross multiply
    26,871.12x = 37,113.36 × 17,904
  4. Step 4: Simplify right side
    26,871.12x = 664,477,597.44
  5. Step 5: Solve for x
    x = 664,477,597.44/26,871.12
  6. Step 6: Final answer
    x = 24,728.32

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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.