Home / 18,837.74-25,994.91-10,454.06

Finding the Fourth Proportional to 18,837.74, 25,994.91 and 10,454.06

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Solution

The fourth proportional to 18,837.74, 25,994.91 and 10,454.06 is: 14,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.74 : 25,994.91 = 10,454.06 : x
  2. Step 2: Convert to fraction form
    18,837.74/25,994.91 = 10,454.06/x
  3. Step 3: Cross multiply
    18,837.74x = 25,994.91 × 10,454.06
  4. Step 4: Simplify right side
    18,837.74x = 271,752,348.83
  5. Step 5: Solve for x
    x = 271,752,348.83/18,837.74
  6. Step 6: Final answer
    x = 14,425.95

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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.