Home / 24,858.36-34,304.52-13,680.36

Finding the Fourth Proportional to 24,858.36, 34,304.52 and 13,680.36

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Solution

The fourth proportional to 24,858.36, 34,304.52 and 13,680.36 is: 18,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,858.36 : 34,304.52 = 13,680.36 : x
  2. Step 2: Convert to fraction form
    24,858.36/34,304.52 = 13,680.36/x
  3. Step 3: Cross multiply
    24,858.36x = 34,304.52 × 13,680.36
  4. Step 4: Simplify right side
    24,858.36x = 469,298,183.23
  5. Step 5: Solve for x
    x = 469,298,183.23/24,858.36
  6. Step 6: Final answer
    x = 18,878.89

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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.