Home / 18,836.22-25,994.18-10,338.91

Finding the Fourth Proportional to 18,836.22, 25,994.18 and 10,338.91

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Solution

The fourth proportional to 18,836.22, 25,994.18 and 10,338.91 is: 14,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.22 : 25,994.18 = 10,338.91 : x
  2. Step 2: Convert to fraction form
    18,836.22/25,994.18 = 10,338.91/x
  3. Step 3: Cross multiply
    18,836.22x = 25,994.18 × 10,338.91
  4. Step 4: Simplify right side
    18,836.22x = 268,751,448.41
  5. Step 5: Solve for x
    x = 268,751,448.41/18,836.22
  6. Step 6: Final answer
    x = 14,267.80

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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.