Home / 17,661.69-26,491.64-4,513.28

Finding the Fourth Proportional to 17,661.69, 26,491.64 and 4,513.28

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Solution

The fourth proportional to 17,661.69, 26,491.64 and 4,513.28 is: 6,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,661.69 : 26,491.64 = 4,513.28 : x
  2. Step 2: Convert to fraction form
    17,661.69/26,491.64 = 4,513.28/x
  3. Step 3: Cross multiply
    17,661.69x = 26,491.64 × 4,513.28
  4. Step 4: Simplify right side
    17,661.69x = 119,564,033.95
  5. Step 5: Solve for x
    x = 119,564,033.95/17,661.69
  6. Step 6: Final answer
    x = 6,769.68

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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.