Home / 18,759.04-25,886.46-10,375

Finding the Fourth Proportional to 18,759.04, 25,886.46 and 10,375

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Solution

The fourth proportional to 18,759.04, 25,886.46 and 10,375 is: 14,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759.04 : 25,886.46 = 10,375 : x
  2. Step 2: Convert to fraction form
    18,759.04/25,886.46 = 10,375/x
  3. Step 3: Cross multiply
    18,759.04x = 25,886.46 × 10,375
  4. Step 4: Simplify right side
    18,759.04x = 268,572,022.50
  5. Step 5: Solve for x
    x = 268,572,022.50/18,759.04
  6. Step 6: Final answer
    x = 14,316.94

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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.