Home / 25,381.63-37,994.55-22,872.07

Finding the Fourth Proportional to 25,381.63, 37,994.55 and 22,872.07

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Solution

The fourth proportional to 25,381.63, 37,994.55 and 22,872.07 is: 34,237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,381.63 : 37,994.55 = 22,872.07 : x
  2. Step 2: Convert to fraction form
    25,381.63/37,994.55 = 22,872.07/x
  3. Step 3: Cross multiply
    25,381.63x = 37,994.55 × 22,872.07
  4. Step 4: Simplify right side
    25,381.63x = 869,014,007.22
  5. Step 5: Solve for x
    x = 869,014,007.22/25,381.63
  6. Step 6: Final answer
    x = 34,237.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.