Home / 17,995.12-26,993.68-5,516.24

Finding the Fourth Proportional to 17,995.12, 26,993.68 and 5,516.24

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Solution

The fourth proportional to 17,995.12, 26,993.68 and 5,516.24 is: 8,274.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,995.12 : 26,993.68 = 5,516.24 : x
  2. Step 2: Convert to fraction form
    17,995.12/26,993.68 = 5,516.24/x
  3. Step 3: Cross multiply
    17,995.12x = 26,993.68 × 5,516.24
  4. Step 4: Simplify right side
    17,995.12x = 148,903,617.36
  5. Step 5: Solve for x
    x = 148,903,617.36/17,995.12
  6. Step 6: Final answer
    x = 8,274.67

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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.