Home / 26,255.28-36,239.79-14,930.89

Finding the Fourth Proportional to 26,255.28, 36,239.79 and 14,930.89

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Solution

The fourth proportional to 26,255.28, 36,239.79 and 14,930.89 is: 20,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.28 : 36,239.79 = 14,930.89 : x
  2. Step 2: Convert to fraction form
    26,255.28/36,239.79 = 14,930.89/x
  3. Step 3: Cross multiply
    26,255.28x = 36,239.79 × 14,930.89
  4. Step 4: Simplify right side
    26,255.28x = 541,092,193.50
  5. Step 5: Solve for x
    x = 541,092,193.50/26,255.28
  6. Step 6: Final answer
    x = 20,608.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.