Home / 13,756.90-18,984.26-8,092.26

Finding the Fourth Proportional to 13,756.90, 18,984.26 and 8,092.26

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Solution

The fourth proportional to 13,756.90, 18,984.26 and 8,092.26 is: 11,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756.90 : 18,984.26 = 8,092.26 : x
  2. Step 2: Convert to fraction form
    13,756.90/18,984.26 = 8,092.26/x
  3. Step 3: Cross multiply
    13,756.90x = 18,984.26 × 8,092.26
  4. Step 4: Simplify right side
    13,756.90x = 153,625,567.83
  5. Step 5: Solve for x
    x = 153,625,567.83/13,756.90
  6. Step 6: Final answer
    x = 11,167.16

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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.