Home / 12,766.51-19,158.27-6,193.18

Finding the Fourth Proportional to 12,766.51, 19,158.27 and 6,193.18

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Solution

The fourth proportional to 12,766.51, 19,158.27 and 6,193.18 is: 9,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.51 : 19,158.27 = 6,193.18 : x
  2. Step 2: Convert to fraction form
    12,766.51/19,158.27 = 6,193.18/x
  3. Step 3: Cross multiply
    12,766.51x = 19,158.27 × 6,193.18
  4. Step 4: Simplify right side
    12,766.51x = 118,650,614.60
  5. Step 5: Solve for x
    x = 118,650,614.60/12,766.51
  6. Step 6: Final answer
    x = 9,293.90

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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.