Home / 29,813.81-41,143.14-16,386.44

Finding the Fourth Proportional to 29,813.81, 41,143.14 and 16,386.44

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Solution

The fourth proportional to 29,813.81, 41,143.14 and 16,386.44 is: 22,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813.81 : 41,143.14 = 16,386.44 : x
  2. Step 2: Convert to fraction form
    29,813.81/41,143.14 = 16,386.44/x
  3. Step 3: Cross multiply
    29,813.81x = 41,143.14 × 16,386.44
  4. Step 4: Simplify right side
    29,813.81x = 674,189,389.31
  5. Step 5: Solve for x
    x = 674,189,389.31/29,813.81
  6. Step 6: Final answer
    x = 22,613.33

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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.