Home / 39,307.92-58,966.44-13,029.36

Finding the Fourth Proportional to 39,307.92, 58,966.44 and 13,029.36

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Solution

The fourth proportional to 39,307.92, 58,966.44 and 13,029.36 is: 19,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307.92 : 58,966.44 = 13,029.36 : x
  2. Step 2: Convert to fraction form
    39,307.92/58,966.44 = 13,029.36/x
  3. Step 3: Cross multiply
    39,307.92x = 58,966.44 × 13,029.36
  4. Step 4: Simplify right side
    39,307.92x = 768,294,974.68
  5. Step 5: Solve for x
    x = 768,294,974.68/39,307.92
  6. Step 6: Final answer
    x = 19,545.55

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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.