Home / 31,567.96-43,563.99-17,228.80

Finding the Fourth Proportional to 31,567.96, 43,563.99 and 17,228.80

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Solution

The fourth proportional to 31,567.96, 43,563.99 and 17,228.80 is: 23,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567.96 : 43,563.99 = 17,228.80 : x
  2. Step 2: Convert to fraction form
    31,567.96/43,563.99 = 17,228.80/x
  3. Step 3: Cross multiply
    31,567.96x = 43,563.99 × 17,228.80
  4. Step 4: Simplify right side
    31,567.96x = 750,555,270.91
  5. Step 5: Solve for x
    x = 750,555,270.91/31,567.96
  6. Step 6: Final answer
    x = 23,775.86

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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.