Home / 18,836.06-25,994.08-10,338.98

Finding the Fourth Proportional to 18,836.06, 25,994.08 and 10,338.98

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Solution

The fourth proportional to 18,836.06, 25,994.08 and 10,338.98 is: 14,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.06 : 25,994.08 = 10,338.98 : x
  2. Step 2: Convert to fraction form
    18,836.06/25,994.08 = 10,338.98/x
  3. Step 3: Cross multiply
    18,836.06x = 25,994.08 × 10,338.98
  4. Step 4: Simplify right side
    18,836.06x = 268,752,156.19
  5. Step 5: Solve for x
    x = 268,752,156.19/18,836.06
  6. Step 6: Final answer
    x = 14,267.96

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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.