Home / 17,438.21-26,164.30-6,345.66

Finding the Fourth Proportional to 17,438.21, 26,164.30 and 6,345.66

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Solution

The fourth proportional to 17,438.21, 26,164.30 and 6,345.66 is: 9,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.21 : 26,164.30 = 6,345.66 : x
  2. Step 2: Convert to fraction form
    17,438.21/26,164.30 = 6,345.66/x
  3. Step 3: Cross multiply
    17,438.21x = 26,164.30 × 6,345.66
  4. Step 4: Simplify right side
    17,438.21x = 166,029,751.94
  5. Step 5: Solve for x
    x = 166,029,751.94/17,438.21
  6. Step 6: Final answer
    x = 9,521.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.