Home / 25,638.72-35,380.08-14,460

Finding the Fourth Proportional to 25,638.72, 35,380.08 and 14,460

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Solution

The fourth proportional to 25,638.72, 35,380.08 and 14,460 is: 19,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.72 : 35,380.08 = 14,460 : x
  2. Step 2: Convert to fraction form
    25,638.72/35,380.08 = 14,460/x
  3. Step 3: Cross multiply
    25,638.72x = 35,380.08 × 14,460
  4. Step 4: Simplify right side
    25,638.72x = 511,595,956.80
  5. Step 5: Solve for x
    x = 511,595,956.80/25,638.72
  6. Step 6: Final answer
    x = 19,954.04

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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.