Home / 12,926.20-17,844.93-8,699.48

Finding the Fourth Proportional to 12,926.20, 17,844.93 and 8,699.48

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Solution

The fourth proportional to 12,926.20, 17,844.93 and 8,699.48 is: 12,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.20 : 17,844.93 = 8,699.48 : x
  2. Step 2: Convert to fraction form
    12,926.20/17,844.93 = 8,699.48/x
  3. Step 3: Cross multiply
    12,926.20x = 17,844.93 × 8,699.48
  4. Step 4: Simplify right side
    12,926.20x = 155,241,611.64
  5. Step 5: Solve for x
    x = 155,241,611.64/12,926.20
  6. Step 6: Final answer
    x = 12,009.84

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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.