Home / 55,086.48-82,631.67-17,641.68

Finding the Fourth Proportional to 55,086.48, 82,631.67 and 17,641.68

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Solution

The fourth proportional to 55,086.48, 82,631.67 and 17,641.68 is: 26,463.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,086.48 : 82,631.67 = 17,641.68 : x
  2. Step 2: Convert to fraction form
    55,086.48/82,631.67 = 17,641.68/x
  3. Step 3: Cross multiply
    55,086.48x = 82,631.67 × 17,641.68
  4. Step 4: Simplify right side
    55,086.48x = 1,457,761,480.01
  5. Step 5: Solve for x
    x = 1,457,761,480.01/55,086.48
  6. Step 6: Final answer
    x = 26,463.14

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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.