Home / 25,283.68-34,891.43-13,953.87

Finding the Fourth Proportional to 25,283.68, 34,891.43 and 13,953.87

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Solution

The fourth proportional to 25,283.68, 34,891.43 and 13,953.87 is: 19,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,283.68 : 34,891.43 = 13,953.87 : x
  2. Step 2: Convert to fraction form
    25,283.68/34,891.43 = 13,953.87/x
  3. Step 3: Cross multiply
    25,283.68x = 34,891.43 × 13,953.87
  4. Step 4: Simplify right side
    25,283.68x = 486,870,408.56
  5. Step 5: Solve for x
    x = 486,870,408.56/25,283.68
  6. Step 6: Final answer
    x = 19,256.31

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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.