Home / 18,069.48-27,108.36-6,976.26

Finding the Fourth Proportional to 18,069.48, 27,108.36 and 6,976.26

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Solution

The fourth proportional to 18,069.48, 27,108.36 and 6,976.26 is: 10,465.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.48 : 27,108.36 = 6,976.26 : x
  2. Step 2: Convert to fraction form
    18,069.48/27,108.36 = 6,976.26/x
  3. Step 3: Cross multiply
    18,069.48x = 27,108.36 × 6,976.26
  4. Step 4: Simplify right side
    18,069.48x = 189,114,967.53
  5. Step 5: Solve for x
    x = 189,114,967.53/18,069.48
  6. Step 6: Final answer
    x = 10,465.99

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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.