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Finding the Fourth Proportional to 36,648.76, 54,984.08 and 25,995.64

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Solution

The fourth proportional to 36,648.76, 54,984.08 and 25,995.64 is: 39,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,648.76 : 54,984.08 = 25,995.64 : x
  2. Step 2: Convert to fraction form
    36,648.76/54,984.08 = 25,995.64/x
  3. Step 3: Cross multiply
    36,648.76x = 54,984.08 × 25,995.64
  4. Step 4: Simplify right side
    36,648.76x = 1,429,346,349.41
  5. Step 5: Solve for x
    x = 1,429,346,349.41/36,648.76
  6. Step 6: Final answer
    x = 39,001.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.