Home / 28,828.82-43,147.95-26,238.26

Finding the Fourth Proportional to 28,828.82, 43,147.95 and 26,238.26

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Solution

The fourth proportional to 28,828.82, 43,147.95 and 26,238.26 is: 39,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,828.82 : 43,147.95 = 26,238.26 : x
  2. Step 2: Convert to fraction form
    28,828.82/43,147.95 = 26,238.26/x
  3. Step 3: Cross multiply
    28,828.82x = 43,147.95 × 26,238.26
  4. Step 4: Simplify right side
    28,828.82x = 1,132,127,130.57
  5. Step 5: Solve for x
    x = 1,132,127,130.57/28,828.82
  6. Step 6: Final answer
    x = 39,270.67

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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.