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Finding the Fourth Proportional to 36,491.52, 50,358.27 and 19,724.52

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Solution

The fourth proportional to 36,491.52, 50,358.27 and 19,724.52 is: 27,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,491.52 : 50,358.27 = 19,724.52 : x
  2. Step 2: Convert to fraction form
    36,491.52/50,358.27 = 19,724.52/x
  3. Step 3: Cross multiply
    36,491.52x = 50,358.27 × 19,724.52
  4. Step 4: Simplify right side
    36,491.52x = 993,292,605.16
  5. Step 5: Solve for x
    x = 993,292,605.16/36,491.52
  6. Step 6: Final answer
    x = 27,219.82

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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.