Home / 12,506.42-17,258.82-6,841.68

Finding the Fourth Proportional to 12,506.42, 17,258.82 and 6,841.68

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Solution

The fourth proportional to 12,506.42, 17,258.82 and 6,841.68 is: 9,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506.42 : 17,258.82 = 6,841.68 : x
  2. Step 2: Convert to fraction form
    12,506.42/17,258.82 = 6,841.68/x
  3. Step 3: Cross multiply
    12,506.42x = 17,258.82 × 6,841.68
  4. Step 4: Simplify right side
    12,506.42x = 118,079,323.62
  5. Step 5: Solve for x
    x = 118,079,323.62/12,506.42
  6. Step 6: Final answer
    x = 9,441.50

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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.