Home / 14,556.72-21,835.09-6,231.35

Finding the Fourth Proportional to 14,556.72, 21,835.09 and 6,231.35

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Solution

The fourth proportional to 14,556.72, 21,835.09 and 6,231.35 is: 9,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.72 : 21,835.09 = 6,231.35 : x
  2. Step 2: Convert to fraction form
    14,556.72/21,835.09 = 6,231.35/x
  3. Step 3: Cross multiply
    14,556.72x = 21,835.09 × 6,231.35
  4. Step 4: Simplify right side
    14,556.72x = 136,062,088.07
  5. Step 5: Solve for x
    x = 136,062,088.07/14,556.72
  6. Step 6: Final answer
    x = 9,347.03

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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.