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Finding the Fourth Proportional to 36,287.50, 50,059.74 and 25,682.98

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Solution

The fourth proportional to 36,287.50, 50,059.74 and 25,682.98 is: 35,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,287.50 : 50,059.74 = 25,682.98 : x
  2. Step 2: Convert to fraction form
    36,287.50/50,059.74 = 25,682.98/x
  3. Step 3: Cross multiply
    36,287.50x = 50,059.74 × 25,682.98
  4. Step 4: Simplify right side
    36,287.50x = 1,285,683,301.23
  5. Step 5: Solve for x
    x = 1,285,683,301.23/36,287.50
  6. Step 6: Final answer
    x = 35,430.47

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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.