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Finding the Fourth Proportional to 36,585.48, 50,487.80 and 19,818.48

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Solution

The fourth proportional to 36,585.48, 50,487.80 and 19,818.48 is: 27,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.48 : 50,487.80 = 19,818.48 : x
  2. Step 2: Convert to fraction form
    36,585.48/50,487.80 = 19,818.48/x
  3. Step 3: Cross multiply
    36,585.48x = 50,487.80 × 19,818.48
  4. Step 4: Simplify right side
    36,585.48x = 1,000,591,355.45
  5. Step 5: Solve for x
    x = 1,000,591,355.45/36,585.48
  6. Step 6: Final answer
    x = 27,349.41

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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.