Home / 36,305.64-54,445.41-12,927.42

Finding the Fourth Proportional to 36,305.64, 54,445.41 and 12,927.42

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Solution

The fourth proportional to 36,305.64, 54,445.41 and 12,927.42 is: 19,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305.64 : 54,445.41 = 12,927.42 : x
  2. Step 2: Convert to fraction form
    36,305.64/54,445.41 = 12,927.42/x
  3. Step 3: Cross multiply
    36,305.64x = 54,445.41 × 12,927.42
  4. Step 4: Simplify right side
    36,305.64x = 703,838,682.14
  5. Step 5: Solve for x
    x = 703,838,682.14/36,305.64
  6. Step 6: Final answer
    x = 19,386.48

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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.