Home / 43,238.36-64,852.17-11,650.89

Finding the Fourth Proportional to 43,238.36, 64,852.17 and 11,650.89

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Solution

The fourth proportional to 43,238.36, 64,852.17 and 11,650.89 is: 17,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,238.36 : 64,852.17 = 11,650.89 : x
  2. Step 2: Convert to fraction form
    43,238.36/64,852.17 = 11,650.89/x
  3. Step 3: Cross multiply
    43,238.36x = 64,852.17 × 11,650.89
  4. Step 4: Simplify right side
    43,238.36x = 755,585,498.93
  5. Step 5: Solve for x
    x = 755,585,498.93/43,238.36
  6. Step 6: Final answer
    x = 17,474.89

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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.