Home / 12,841.90-19,265.40-6,268.21

Finding the Fourth Proportional to 12,841.90, 19,265.40 and 6,268.21

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Solution

The fourth proportional to 12,841.90, 19,265.40 and 6,268.21 is: 9,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.90 : 19,265.40 = 6,268.21 : x
  2. Step 2: Convert to fraction form
    12,841.90/19,265.40 = 6,268.21/x
  3. Step 3: Cross multiply
    12,841.90x = 19,265.40 × 6,268.21
  4. Step 4: Simplify right side
    12,841.90x = 120,759,572.93
  5. Step 5: Solve for x
    x = 120,759,572.93/12,841.90
  6. Step 6: Final answer
    x = 9,403.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.