Home / 18,964.41-26,170.40-10,466.42

Finding the Fourth Proportional to 18,964.41, 26,170.40 and 10,466.42

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Solution

The fourth proportional to 18,964.41, 26,170.40 and 10,466.42 is: 14,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964.41 : 26,170.40 = 10,466.42 : x
  2. Step 2: Convert to fraction form
    18,964.41/26,170.40 = 10,466.42/x
  3. Step 3: Cross multiply
    18,964.41x = 26,170.40 × 10,466.42
  4. Step 4: Simplify right side
    18,964.41x = 273,910,345.64
  5. Step 5: Solve for x
    x = 273,910,345.64/18,964.41
  6. Step 6: Final answer
    x = 14,443.39

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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.