Home / 17,499.62-26,247.81-6,405.86

Finding the Fourth Proportional to 17,499.62, 26,247.81 and 6,405.86

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Solution

The fourth proportional to 17,499.62, 26,247.81 and 6,405.86 is: 9,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499.62 : 26,247.81 = 6,405.86 : x
  2. Step 2: Convert to fraction form
    17,499.62/26,247.81 = 6,405.86/x
  3. Step 3: Cross multiply
    17,499.62x = 26,247.81 × 6,405.86
  4. Step 4: Simplify right side
    17,499.62x = 168,139,796.17
  5. Step 5: Solve for x
    x = 168,139,796.17/17,499.62
  6. Step 6: Final answer
    x = 9,608.20

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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.