Home / 26,312.37-39,469.37-11,513.67

Finding the Fourth Proportional to 26,312.37, 39,469.37 and 11,513.67

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Solution

The fourth proportional to 26,312.37, 39,469.37 and 11,513.67 is: 17,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.37 : 39,469.37 = 11,513.67 : x
  2. Step 2: Convert to fraction form
    26,312.37/39,469.37 = 11,513.67/x
  3. Step 3: Cross multiply
    26,312.37x = 39,469.37 × 11,513.67
  4. Step 4: Simplify right side
    26,312.37x = 454,437,243.72
  5. Step 5: Solve for x
    x = 454,437,243.72/26,312.37
  6. Step 6: Final answer
    x = 17,270.86

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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.