Home / 35,872.65-49,504.10-19,956.15

Finding the Fourth Proportional to 35,872.65, 49,504.10 and 19,956.15

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Solution

The fourth proportional to 35,872.65, 49,504.10 and 19,956.15 is: 27,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,872.65 : 49,504.10 = 19,956.15 : x
  2. Step 2: Convert to fraction form
    35,872.65/49,504.10 = 19,956.15/x
  3. Step 3: Cross multiply
    35,872.65x = 49,504.10 × 19,956.15
  4. Step 4: Simplify right side
    35,872.65x = 987,911,145.43
  5. Step 5: Solve for x
    x = 987,911,145.43/35,872.65
  6. Step 6: Final answer
    x = 27,539.40

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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.