Home / 39,266.50-58,918.65-19,546.78

Finding the Fourth Proportional to 39,266.50, 58,918.65 and 19,546.78

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Solution

The fourth proportional to 39,266.50, 58,918.65 and 19,546.78 is: 29,329.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,266.50 : 58,918.65 = 19,546.78 : x
  2. Step 2: Convert to fraction form
    39,266.50/58,918.65 = 19,546.78/x
  3. Step 3: Cross multiply
    39,266.50x = 58,918.65 × 19,546.78
  4. Step 4: Simplify right side
    39,266.50x = 1,151,669,889.45
  5. Step 5: Solve for x
    x = 1,151,669,889.45/39,266.50
  6. Step 6: Final answer
    x = 29,329.58

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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.