Home / 18,844.90-28,270.44-6,365.69

Finding the Fourth Proportional to 18,844.90, 28,270.44 and 6,365.69

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Solution

The fourth proportional to 18,844.90, 28,270.44 and 6,365.69 is: 9,549.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.90 : 28,270.44 = 6,365.69 : x
  2. Step 2: Convert to fraction form
    18,844.90/28,270.44 = 6,365.69/x
  3. Step 3: Cross multiply
    18,844.90x = 28,270.44 × 6,365.69
  4. Step 4: Simplify right side
    18,844.90x = 179,960,839.77
  5. Step 5: Solve for x
    x = 179,960,839.77/18,844.90
  6. Step 6: Final answer
    x = 9,549.58

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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.