Home / 26,567.89-39,827.21-11,768.92

Finding the Fourth Proportional to 26,567.89, 39,827.21 and 11,768.92

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Solution

The fourth proportional to 26,567.89, 39,827.21 and 11,768.92 is: 17,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,567.89 : 39,827.21 = 11,768.92 : x
  2. Step 2: Convert to fraction form
    26,567.89/39,827.21 = 11,768.92/x
  3. Step 3: Cross multiply
    26,567.89x = 39,827.21 × 11,768.92
  4. Step 4: Simplify right side
    26,567.89x = 468,723,078.60
  5. Step 5: Solve for x
    x = 468,723,078.60/26,567.89
  6. Step 6: Final answer
    x = 17,642.47

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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.