Home / 19,649.45-27,108.23-12,093.50

Finding the Fourth Proportional to 19,649.45, 27,108.23 and 12,093.50

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Solution

The fourth proportional to 19,649.45, 27,108.23 and 12,093.50 is: 16,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.45 : 27,108.23 = 12,093.50 : x
  2. Step 2: Convert to fraction form
    19,649.45/27,108.23 = 12,093.50/x
  3. Step 3: Cross multiply
    19,649.45x = 27,108.23 × 12,093.50
  4. Step 4: Simplify right side
    19,649.45x = 327,833,477.51
  5. Step 5: Solve for x
    x = 327,833,477.51/19,649.45
  6. Step 6: Final answer
    x = 16,684.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.