Home / 32,668.65-45,083.75-18,522.09

Finding the Fourth Proportional to 32,668.65, 45,083.75 and 18,522.09

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Solution

The fourth proportional to 32,668.65, 45,083.75 and 18,522.09 is: 25,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.65 : 45,083.75 = 18,522.09 : x
  2. Step 2: Convert to fraction form
    32,668.65/45,083.75 = 18,522.09/x
  3. Step 3: Cross multiply
    32,668.65x = 45,083.75 × 18,522.09
  4. Step 4: Simplify right side
    32,668.65x = 835,045,182.43
  5. Step 5: Solve for x
    x = 835,045,182.43/32,668.65
  6. Step 6: Final answer
    x = 25,561.06

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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.