Home / 23,019.60-34,501.14-11,919.96

Finding the Fourth Proportional to 23,019.60, 34,501.14 and 11,919.96

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Solution

The fourth proportional to 23,019.60, 34,501.14 and 11,919.96 is: 17,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019.60 : 34,501.14 = 11,919.96 : x
  2. Step 2: Convert to fraction form
    23,019.60/34,501.14 = 11,919.96/x
  3. Step 3: Cross multiply
    23,019.60x = 34,501.14 × 11,919.96
  4. Step 4: Simplify right side
    23,019.60x = 411,252,208.75
  5. Step 5: Solve for x
    x = 411,252,208.75/23,019.60
  6. Step 6: Final answer
    x = 17,865.31

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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.