Home / 29,814.58-41,145.11-16,386.31

Finding the Fourth Proportional to 29,814.58, 41,145.11 and 16,386.31

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Solution

The fourth proportional to 29,814.58, 41,145.11 and 16,386.31 is: 22,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,814.58 : 41,145.11 = 16,386.31 : x
  2. Step 2: Convert to fraction form
    29,814.58/41,145.11 = 16,386.31/x
  3. Step 3: Cross multiply
    29,814.58x = 41,145.11 × 16,386.31
  4. Step 4: Simplify right side
    29,814.58x = 674,216,450.52
  5. Step 5: Solve for x
    x = 674,216,450.52/29,814.58
  6. Step 6: Final answer
    x = 22,613.65

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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.