Home / 30,817.48-46,189.26-17,678.92

Finding the Fourth Proportional to 30,817.48, 46,189.26 and 17,678.92

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Solution

The fourth proportional to 30,817.48, 46,189.26 and 17,678.92 is: 26,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,817.48 : 46,189.26 = 17,678.92 : x
  2. Step 2: Convert to fraction form
    30,817.48/46,189.26 = 17,678.92/x
  3. Step 3: Cross multiply
    30,817.48x = 46,189.26 × 17,678.92
  4. Step 4: Simplify right side
    30,817.48x = 816,576,232.40
  5. Step 5: Solve for x
    x = 816,576,232.40/30,817.48
  6. Step 6: Final answer
    x = 26,497.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.