Home / 19,464.78-29,199.06-6,318.48

Finding the Fourth Proportional to 19,464.78, 29,199.06 and 6,318.48

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Solution

The fourth proportional to 19,464.78, 29,199.06 and 6,318.48 is: 9,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.78 : 29,199.06 = 6,318.48 : x
  2. Step 2: Convert to fraction form
    19,464.78/29,199.06 = 6,318.48/x
  3. Step 3: Cross multiply
    19,464.78x = 29,199.06 × 6,318.48
  4. Step 4: Simplify right side
    19,464.78x = 184,493,676.63
  5. Step 5: Solve for x
    x = 184,493,676.63/19,464.78
  6. Step 6: Final answer
    x = 9,478.33

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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.