Home / 19,884.45-29,816.96-11,567.37

Finding the Fourth Proportional to 19,884.45, 29,816.96 and 11,567.37

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Solution

The fourth proportional to 19,884.45, 29,816.96 and 11,567.37 is: 17,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.45 : 29,816.96 = 11,567.37 : x
  2. Step 2: Convert to fraction form
    19,884.45/29,816.96 = 11,567.37/x
  3. Step 3: Cross multiply
    19,884.45x = 29,816.96 × 11,567.37
  4. Step 4: Simplify right side
    19,884.45x = 344,903,750.76
  5. Step 5: Solve for x
    x = 344,903,750.76/19,884.45
  6. Step 6: Final answer
    x = 17,345.40

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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.