Home / 25,845.67-38,749.04-13,197.29

Finding the Fourth Proportional to 25,845.67, 38,749.04 and 13,197.29

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Solution

The fourth proportional to 25,845.67, 38,749.04 and 13,197.29 is: 19,786.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.67 : 38,749.04 = 13,197.29 : x
  2. Step 2: Convert to fraction form
    25,845.67/38,749.04 = 13,197.29/x
  3. Step 3: Cross multiply
    25,845.67x = 38,749.04 × 13,197.29
  4. Step 4: Simplify right side
    25,845.67x = 511,382,252.12
  5. Step 5: Solve for x
    x = 511,382,252.12/25,845.67
  6. Step 6: Final answer
    x = 19,786.00

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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.