Home / 26,530.34-39,809.48-11,749.46

Finding the Fourth Proportional to 26,530.34, 39,809.48 and 11,749.46

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Solution

The fourth proportional to 26,530.34, 39,809.48 and 11,749.46 is: 17,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.34 : 39,809.48 = 11,749.46 : x
  2. Step 2: Convert to fraction form
    26,530.34/39,809.48 = 11,749.46/x
  3. Step 3: Cross multiply
    26,530.34x = 39,809.48 × 11,749.46
  4. Step 4: Simplify right side
    26,530.34x = 467,739,635.09
  5. Step 5: Solve for x
    x = 467,739,635.09/26,530.34
  6. Step 6: Final answer
    x = 17,630.37

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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.