Home / 18,837.16-25,994.41-10,339.09

Finding the Fourth Proportional to 18,837.16, 25,994.41 and 10,339.09

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Solution

The fourth proportional to 18,837.16, 25,994.41 and 10,339.09 is: 14,267.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.16 : 25,994.41 = 10,339.09 : x
  2. Step 2: Convert to fraction form
    18,837.16/25,994.41 = 10,339.09/x
  3. Step 3: Cross multiply
    18,837.16x = 25,994.41 × 10,339.09
  4. Step 4: Simplify right side
    18,837.16x = 268,758,544.49
  5. Step 5: Solve for x
    x = 268,758,544.49/18,837.16
  6. Step 6: Final answer
    x = 14,267.47

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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.