Home / 25,146.88-34,706.96-14,542.68

Finding the Fourth Proportional to 25,146.88, 34,706.96 and 14,542.68

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Solution

The fourth proportional to 25,146.88, 34,706.96 and 14,542.68 is: 20,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.88 : 34,706.96 = 14,542.68 : x
  2. Step 2: Convert to fraction form
    25,146.88/34,706.96 = 14,542.68/x
  3. Step 3: Cross multiply
    25,146.88x = 34,706.96 × 14,542.68
  4. Step 4: Simplify right side
    25,146.88x = 504,732,213.05
  5. Step 5: Solve for x
    x = 504,732,213.05/25,146.88
  6. Step 6: Final answer
    x = 20,071.37

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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.