Home / 25,486.33-35,171.55-14,308.09

Finding the Fourth Proportional to 25,486.33, 35,171.55 and 14,308.09

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Solution

The fourth proportional to 25,486.33, 35,171.55 and 14,308.09 is: 19,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.33 : 35,171.55 = 14,308.09 : x
  2. Step 2: Convert to fraction form
    25,486.33/35,171.55 = 14,308.09/x
  3. Step 3: Cross multiply
    25,486.33x = 35,171.55 × 14,308.09
  4. Step 4: Simplify right side
    25,486.33x = 503,237,631.30
  5. Step 5: Solve for x
    x = 503,237,631.30/25,486.33
  6. Step 6: Final answer
    x = 19,745.39

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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.