Home / 25,969.57-38,917.90-11,167.36

Finding the Fourth Proportional to 25,969.57, 38,917.90 and 11,167.36

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Solution

The fourth proportional to 25,969.57, 38,917.90 and 11,167.36 is: 16,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,969.57 : 38,917.90 = 11,167.36 : x
  2. Step 2: Convert to fraction form
    25,969.57/38,917.90 = 11,167.36/x
  3. Step 3: Cross multiply
    25,969.57x = 38,917.90 × 11,167.36
  4. Step 4: Simplify right side
    25,969.57x = 434,610,199.74
  5. Step 5: Solve for x
    x = 434,610,199.74/25,969.57
  6. Step 6: Final answer
    x = 16,735.36

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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.