Home / 17,445.38-26,171.44-7,449.98

Finding the Fourth Proportional to 17,445.38, 26,171.44 and 7,449.98

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Solution

The fourth proportional to 17,445.38, 26,171.44 and 7,449.98 is: 11,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.38 : 26,171.44 = 7,449.98 : x
  2. Step 2: Convert to fraction form
    17,445.38/26,171.44 = 7,449.98/x
  3. Step 3: Cross multiply
    17,445.38x = 26,171.44 × 7,449.98
  4. Step 4: Simplify right side
    17,445.38x = 194,976,555.09
  5. Step 5: Solve for x
    x = 194,976,555.09/17,445.38
  6. Step 6: Final answer
    x = 11,176.40

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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.