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Finding the Fourth Proportional to 26,212.63, 36,174.86 and 15,034.63

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Solution

The fourth proportional to 26,212.63, 36,174.86 and 15,034.63 is: 20,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212.63 : 36,174.86 = 15,034.63 : x
  2. Step 2: Convert to fraction form
    26,212.63/36,174.86 = 15,034.63/x
  3. Step 3: Cross multiply
    26,212.63x = 36,174.86 × 15,034.63
  4. Step 4: Simplify right side
    26,212.63x = 543,875,635.40
  5. Step 5: Solve for x
    x = 543,875,635.40/26,212.63
  6. Step 6: Final answer
    x = 20,748.61

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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.