Home / 48,164.36-72,239.24-13,106.75

Finding the Fourth Proportional to 48,164.36, 72,239.24 and 13,106.75

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Solution

The fourth proportional to 48,164.36, 72,239.24 and 13,106.75 is: 19,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.36 : 72,239.24 = 13,106.75 : x
  2. Step 2: Convert to fraction form
    48,164.36/72,239.24 = 13,106.75/x
  3. Step 3: Cross multiply
    48,164.36x = 72,239.24 × 13,106.75
  4. Step 4: Simplify right side
    48,164.36x = 946,821,330.44
  5. Step 5: Solve for x
    x = 946,821,330.44/48,164.36
  6. Step 6: Final answer
    x = 19,658.13

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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.