Home / 19,599.36-29,408.52-12,201.84

Finding the Fourth Proportional to 19,599.36, 29,408.52 and 12,201.84

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Solution

The fourth proportional to 19,599.36, 29,408.52 and 12,201.84 is: 18,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.36 : 29,408.52 = 12,201.84 : x
  2. Step 2: Convert to fraction form
    19,599.36/29,408.52 = 12,201.84/x
  3. Step 3: Cross multiply
    19,599.36x = 29,408.52 × 12,201.84
  4. Step 4: Simplify right side
    19,599.36x = 358,838,055.68
  5. Step 5: Solve for x
    x = 358,838,055.68/19,599.36
  6. Step 6: Final answer
    x = 18,308.66

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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.