Home / 25,408.52-35,062.99-14,078.49

Finding the Fourth Proportional to 25,408.52, 35,062.99 and 14,078.49

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Solution

The fourth proportional to 25,408.52, 35,062.99 and 14,078.49 is: 19,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.52 : 35,062.99 = 14,078.49 : x
  2. Step 2: Convert to fraction form
    25,408.52/35,062.99 = 14,078.49/x
  3. Step 3: Cross multiply
    25,408.52x = 35,062.99 × 14,078.49
  4. Step 4: Simplify right side
    25,408.52x = 493,633,954.09
  5. Step 5: Solve for x
    x = 493,633,954.09/25,408.52
  6. Step 6: Final answer
    x = 19,427.89

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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.