Home / 39,270-58,916.60-22,641.96

Finding the Fourth Proportional to 39,270, 58,916.60 and 22,641.96

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Solution

The fourth proportional to 39,270, 58,916.60 and 22,641.96 is: 33,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,270 : 58,916.60 = 22,641.96 : x
  2. Step 2: Convert to fraction form
    39,270/58,916.60 = 22,641.96/x
  3. Step 3: Cross multiply
    39,270x = 58,916.60 × 22,641.96
  4. Step 4: Simplify right side
    39,270x = 1,333,987,300.54
  5. Step 5: Solve for x
    x = 1,333,987,300.54/39,270
  6. Step 6: Final answer
    x = 33,969.63

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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.