Home / 18,006.51-27,012.93-6,157.49

Finding the Fourth Proportional to 18,006.51, 27,012.93 and 6,157.49

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Solution

The fourth proportional to 18,006.51, 27,012.93 and 6,157.49 is: 9,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.51 : 27,012.93 = 6,157.49 : x
  2. Step 2: Convert to fraction form
    18,006.51/27,012.93 = 6,157.49/x
  3. Step 3: Cross multiply
    18,006.51x = 27,012.93 × 6,157.49
  4. Step 4: Simplify right side
    18,006.51x = 166,331,968.33
  5. Step 5: Solve for x
    x = 166,331,968.33/18,006.51
  6. Step 6: Final answer
    x = 9,237.33

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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.