Home / 28,297.04-39,033.65-17,668.22

Finding the Fourth Proportional to 28,297.04, 39,033.65 and 17,668.22

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Solution

The fourth proportional to 28,297.04, 39,033.65 and 17,668.22 is: 24,371.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297.04 : 39,033.65 = 17,668.22 : x
  2. Step 2: Convert to fraction form
    28,297.04/39,033.65 = 17,668.22/x
  3. Step 3: Cross multiply
    28,297.04x = 39,033.65 × 17,668.22
  4. Step 4: Simplify right side
    28,297.04x = 689,654,971.54
  5. Step 5: Solve for x
    x = 689,654,971.54/28,297.04
  6. Step 6: Final answer
    x = 24,371.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.