Home / 19,408.36-29,111.52-6,260.74

Finding the Fourth Proportional to 19,408.36, 29,111.52 and 6,260.74

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Solution

The fourth proportional to 19,408.36, 29,111.52 and 6,260.74 is: 9,390.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.36 : 29,111.52 = 6,260.74 : x
  2. Step 2: Convert to fraction form
    19,408.36/29,111.52 = 6,260.74/x
  3. Step 3: Cross multiply
    19,408.36x = 29,111.52 × 6,260.74
  4. Step 4: Simplify right side
    19,408.36x = 182,259,512.17
  5. Step 5: Solve for x
    x = 182,259,512.17/19,408.36
  6. Step 6: Final answer
    x = 9,390.77

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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.