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Finding the Fourth Proportional to 24,615.44, 33,968.04 and 13,435.28

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Solution

The fourth proportional to 24,615.44, 33,968.04 and 13,435.28 is: 18,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,615.44 : 33,968.04 = 13,435.28 : x
  2. Step 2: Convert to fraction form
    24,615.44/33,968.04 = 13,435.28/x
  3. Step 3: Cross multiply
    24,615.44x = 33,968.04 × 13,435.28
  4. Step 4: Simplify right side
    24,615.44x = 456,370,128.45
  5. Step 5: Solve for x
    x = 456,370,128.45/24,615.44
  6. Step 6: Final answer
    x = 18,539.99

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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.