Home / 18,837.59-25,996.14-10,454.09

Finding the Fourth Proportional to 18,837.59, 25,996.14 and 10,454.09

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Solution

The fourth proportional to 18,837.59, 25,996.14 and 10,454.09 is: 14,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.59 : 25,996.14 = 10,454.09 : x
  2. Step 2: Convert to fraction form
    18,837.59/25,996.14 = 10,454.09/x
  3. Step 3: Cross multiply
    18,837.59x = 25,996.14 × 10,454.09
  4. Step 4: Simplify right side
    18,837.59x = 271,765,857.23
  5. Step 5: Solve for x
    x = 271,765,857.23/18,837.59
  6. Step 6: Final answer
    x = 14,426.79

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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.