Home / 12,053.37-18,057.24-7,108.32

Finding the Fourth Proportional to 12,053.37, 18,057.24 and 7,108.32

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Solution

The fourth proportional to 12,053.37, 18,057.24 and 7,108.32 is: 10,649.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.37 : 18,057.24 = 7,108.32 : x
  2. Step 2: Convert to fraction form
    12,053.37/18,057.24 = 7,108.32/x
  3. Step 3: Cross multiply
    12,053.37x = 18,057.24 × 7,108.32
  4. Step 4: Simplify right side
    12,053.37x = 128,356,640.24
  5. Step 5: Solve for x
    x = 128,356,640.24/12,053.37
  6. Step 6: Final answer
    x = 10,649.03

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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.