Home / 29,567.67-40,812.43-18,240.69

Finding the Fourth Proportional to 29,567.67, 40,812.43 and 18,240.69

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Solution

The fourth proportional to 29,567.67, 40,812.43 and 18,240.69 is: 25,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,567.67 : 40,812.43 = 18,240.69 : x
  2. Step 2: Convert to fraction form
    29,567.67/40,812.43 = 18,240.69/x
  3. Step 3: Cross multiply
    29,567.67x = 40,812.43 × 18,240.69
  4. Step 4: Simplify right side
    29,567.67x = 744,446,883.78
  5. Step 5: Solve for x
    x = 744,446,883.78/29,567.67
  6. Step 6: Final answer
    x = 25,177.73

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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.