Home / 24,435.36-33,720.80-13,257.28

Finding the Fourth Proportional to 24,435.36, 33,720.80 and 13,257.28

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Solution

The fourth proportional to 24,435.36, 33,720.80 and 13,257.28 is: 18,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,435.36 : 33,720.80 = 13,257.28 : x
  2. Step 2: Convert to fraction form
    24,435.36/33,720.80 = 13,257.28/x
  3. Step 3: Cross multiply
    24,435.36x = 33,720.80 × 13,257.28
  4. Step 4: Simplify right side
    24,435.36x = 447,046,087.42
  5. Step 5: Solve for x
    x = 447,046,087.42/24,435.36
  6. Step 6: Final answer
    x = 18,295.05

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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.