Home / 20,094.24-27,730.44-12,134.79

Finding the Fourth Proportional to 20,094.24, 27,730.44 and 12,134.79

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Solution

The fourth proportional to 20,094.24, 27,730.44 and 12,134.79 is: 16,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094.24 : 27,730.44 = 12,134.79 : x
  2. Step 2: Convert to fraction form
    20,094.24/27,730.44 = 12,134.79/x
  3. Step 3: Cross multiply
    20,094.24x = 27,730.44 × 12,134.79
  4. Step 4: Simplify right side
    20,094.24x = 336,503,066.01
  5. Step 5: Solve for x
    x = 336,503,066.01/20,094.24
  6. Step 6: Final answer
    x = 16,746.24

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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.