Home / 33,061.26-45,613.44-18,719.13

Finding the Fourth Proportional to 33,061.26, 45,613.44 and 18,719.13

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Solution

The fourth proportional to 33,061.26, 45,613.44 and 18,719.13 is: 25,826.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,061.26 : 45,613.44 = 18,719.13 : x
  2. Step 2: Convert to fraction form
    33,061.26/45,613.44 = 18,719.13/x
  3. Step 3: Cross multiply
    33,061.26x = 45,613.44 × 18,719.13
  4. Step 4: Simplify right side
    33,061.26x = 853,843,913.11
  5. Step 5: Solve for x
    x = 853,843,913.11/33,061.26
  6. Step 6: Final answer
    x = 25,826.12

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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.