Home / 43,289.69-64,929.49-11,698.25

Finding the Fourth Proportional to 43,289.69, 64,929.49 and 11,698.25

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Solution

The fourth proportional to 43,289.69, 64,929.49 and 11,698.25 is: 17,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,289.69 : 64,929.49 = 11,698.25 : x
  2. Step 2: Convert to fraction form
    43,289.69/64,929.49 = 11,698.25/x
  3. Step 3: Cross multiply
    43,289.69x = 64,929.49 × 11,698.25
  4. Step 4: Simplify right side
    43,289.69x = 759,561,406.39
  5. Step 5: Solve for x
    x = 759,561,406.39/43,289.69
  6. Step 6: Final answer
    x = 17,546.01

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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.