Home / 25,129.67-34,676.49-14,519.08

Finding the Fourth Proportional to 25,129.67, 34,676.49 and 14,519.08

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Solution

The fourth proportional to 25,129.67, 34,676.49 and 14,519.08 is: 20,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.67 : 34,676.49 = 14,519.08 : x
  2. Step 2: Convert to fraction form
    25,129.67/34,676.49 = 14,519.08/x
  3. Step 3: Cross multiply
    25,129.67x = 34,676.49 × 14,519.08
  4. Step 4: Simplify right side
    25,129.67x = 503,470,732.43
  5. Step 5: Solve for x
    x = 503,470,732.43/25,129.67
  6. Step 6: Final answer
    x = 20,034.91

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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.