Home / 49,534.37-74,306.75-21,457.27

Finding the Fourth Proportional to 49,534.37, 74,306.75 and 21,457.27

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Solution

The fourth proportional to 49,534.37, 74,306.75 and 21,457.27 is: 32,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.37 : 74,306.75 = 21,457.27 : x
  2. Step 2: Convert to fraction form
    49,534.37/74,306.75 = 21,457.27/x
  3. Step 3: Cross multiply
    49,534.37x = 74,306.75 × 21,457.27
  4. Step 4: Simplify right side
    49,534.37x = 1,594,419,997.57
  5. Step 5: Solve for x
    x = 1,594,419,997.57/49,534.37
  6. Step 6: Final answer
    x = 32,188.16

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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.