Home / 18,388.35-27,573.16-9,029.07

Finding the Fourth Proportional to 18,388.35, 27,573.16 and 9,029.07

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Solution

The fourth proportional to 18,388.35, 27,573.16 and 9,029.07 is: 13,539.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388.35 : 27,573.16 = 9,029.07 : x
  2. Step 2: Convert to fraction form
    18,388.35/27,573.16 = 9,029.07/x
  3. Step 3: Cross multiply
    18,388.35x = 27,573.16 × 9,029.07
  4. Step 4: Simplify right side
    18,388.35x = 248,959,991.76
  5. Step 5: Solve for x
    x = 248,959,991.76/18,388.35
  6. Step 6: Final answer
    x = 13,539.01

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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.