Home / 19,051.32-26,284.71-12,342.09

Finding the Fourth Proportional to 19,051.32, 26,284.71 and 12,342.09

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Solution

The fourth proportional to 19,051.32, 26,284.71 and 12,342.09 is: 17,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.32 : 26,284.71 = 12,342.09 : x
  2. Step 2: Convert to fraction form
    19,051.32/26,284.71 = 12,342.09/x
  3. Step 3: Cross multiply
    19,051.32x = 26,284.71 × 12,342.09
  4. Step 4: Simplify right side
    19,051.32x = 324,408,256.44
  5. Step 5: Solve for x
    x = 324,408,256.44/19,051.32
  6. Step 6: Final answer
    x = 17,028.12

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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.