Home / 19,383.40-29,056.64-6,226.55

Finding the Fourth Proportional to 19,383.40, 29,056.64 and 6,226.55

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Solution

The fourth proportional to 19,383.40, 29,056.64 and 6,226.55 is: 9,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.40 : 29,056.64 = 6,226.55 : x
  2. Step 2: Convert to fraction form
    19,383.40/29,056.64 = 6,226.55/x
  3. Step 3: Cross multiply
    19,383.40x = 29,056.64 × 6,226.55
  4. Step 4: Simplify right side
    19,383.40x = 180,922,621.79
  5. Step 5: Solve for x
    x = 180,922,621.79/19,383.40
  6. Step 6: Final answer
    x = 9,333.90

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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.