Home / 25,339.82-34,974.51-14,735.57

Finding the Fourth Proportional to 25,339.82, 34,974.51 and 14,735.57

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Solution

The fourth proportional to 25,339.82, 34,974.51 and 14,735.57 is: 20,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.82 : 34,974.51 = 14,735.57 : x
  2. Step 2: Convert to fraction form
    25,339.82/34,974.51 = 14,735.57/x
  3. Step 3: Cross multiply
    25,339.82x = 34,974.51 × 14,735.57
  4. Step 4: Simplify right side
    25,339.82x = 515,369,372.50
  5. Step 5: Solve for x
    x = 515,369,372.50/25,339.82
  6. Step 6: Final answer
    x = 20,338.32

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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.