Home / 18,054.90-27,061.62-11,303.52

Finding the Fourth Proportional to 18,054.90, 27,061.62 and 11,303.52

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Solution

The fourth proportional to 18,054.90, 27,061.62 and 11,303.52 is: 16,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.90 : 27,061.62 = 11,303.52 : x
  2. Step 2: Convert to fraction form
    18,054.90/27,061.62 = 11,303.52/x
  3. Step 3: Cross multiply
    18,054.90x = 27,061.62 × 11,303.52
  4. Step 4: Simplify right side
    18,054.90x = 305,891,562.90
  5. Step 5: Solve for x
    x = 305,891,562.90/18,054.90
  6. Step 6: Final answer
    x = 16,942.30

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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.