Home / 19,583.47-29,383.65-7,105.26

Finding the Fourth Proportional to 19,583.47, 29,383.65 and 7,105.26

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Solution

The fourth proportional to 19,583.47, 29,383.65 and 7,105.26 is: 10,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.47 : 29,383.65 = 7,105.26 : x
  2. Step 2: Convert to fraction form
    19,583.47/29,383.65 = 7,105.26/x
  3. Step 3: Cross multiply
    19,583.47x = 29,383.65 × 7,105.26
  4. Step 4: Simplify right side
    19,583.47x = 208,778,473.00
  5. Step 5: Solve for x
    x = 208,778,473.00/19,583.47
  6. Step 6: Final answer
    x = 10,660.95

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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.