Home / 13,103.36-19,658.88-4,896

Finding the Fourth Proportional to 13,103.36, 19,658.88 and 4,896

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Solution

The fourth proportional to 13,103.36, 19,658.88 and 4,896 is: 7,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.36 : 19,658.88 = 4,896 : x
  2. Step 2: Convert to fraction form
    13,103.36/19,658.88 = 4,896/x
  3. Step 3: Cross multiply
    13,103.36x = 19,658.88 × 4,896
  4. Step 4: Simplify right side
    13,103.36x = 96,249,876.48
  5. Step 5: Solve for x
    x = 96,249,876.48/13,103.36
  6. Step 6: Final answer
    x = 7,345.43

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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.