Home / 25,129.52-34,676.38-14,517.72

Finding the Fourth Proportional to 25,129.52, 34,676.38 and 14,517.72

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Solution

The fourth proportional to 25,129.52, 34,676.38 and 14,517.72 is: 20,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.52 : 34,676.38 = 14,517.72 : x
  2. Step 2: Convert to fraction form
    25,129.52/34,676.38 = 14,517.72/x
  3. Step 3: Cross multiply
    25,129.52x = 34,676.38 × 14,517.72
  4. Step 4: Simplify right side
    25,129.52x = 503,421,975.45
  5. Step 5: Solve for x
    x = 503,421,975.45/25,129.52
  6. Step 6: Final answer
    x = 20,033.09

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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.