Home / 25,805.44-38,642.48-17,013.68

Finding the Fourth Proportional to 25,805.44, 38,642.48 and 17,013.68

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Solution

The fourth proportional to 25,805.44, 38,642.48 and 17,013.68 is: 25,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,805.44 : 38,642.48 = 17,013.68 : x
  2. Step 2: Convert to fraction form
    25,805.44/38,642.48 = 17,013.68/x
  3. Step 3: Cross multiply
    25,805.44x = 38,642.48 × 17,013.68
  4. Step 4: Simplify right side
    25,805.44x = 657,450,789.13
  5. Step 5: Solve for x
    x = 657,450,789.13/25,805.44
  6. Step 6: Final answer
    x = 25,477.22

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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.