Home / 25,283.38-34,889.56-13,953.94

Finding the Fourth Proportional to 25,283.38, 34,889.56 and 13,953.94

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Solution

The fourth proportional to 25,283.38, 34,889.56 and 13,953.94 is: 19,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,283.38 : 34,889.56 = 13,953.94 : x
  2. Step 2: Convert to fraction form
    25,283.38/34,889.56 = 13,953.94/x
  3. Step 3: Cross multiply
    25,283.38x = 34,889.56 × 13,953.94
  4. Step 4: Simplify right side
    25,283.38x = 486,846,826.87
  5. Step 5: Solve for x
    x = 486,846,826.87/25,283.38
  6. Step 6: Final answer
    x = 19,255.61

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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.