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Finding the Fourth Proportional to 36,497.74, 50,366.73 and 19,730.74

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Solution

The fourth proportional to 36,497.74, 50,366.73 and 19,730.74 is: 27,228.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,497.74 : 50,366.73 = 19,730.74 : x
  2. Step 2: Convert to fraction form
    36,497.74/50,366.73 = 19,730.74/x
  3. Step 3: Cross multiply
    36,497.74x = 50,366.73 × 19,730.74
  4. Step 4: Simplify right side
    36,497.74x = 993,772,854.28
  5. Step 5: Solve for x
    x = 993,772,854.28/36,497.74
  6. Step 6: Final answer
    x = 27,228.34

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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.