Home / 55,446.41-83,176.53-21,708.07

Finding the Fourth Proportional to 55,446.41, 83,176.53 and 21,708.07

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Solution

The fourth proportional to 55,446.41, 83,176.53 and 21,708.07 is: 32,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,446.41 : 83,176.53 = 21,708.07 : x
  2. Step 2: Convert to fraction form
    55,446.41/83,176.53 = 21,708.07/x
  3. Step 3: Cross multiply
    55,446.41x = 83,176.53 × 21,708.07
  4. Step 4: Simplify right side
    55,446.41x = 1,805,601,646.25
  5. Step 5: Solve for x
    x = 1,805,601,646.25/55,446.41
  6. Step 6: Final answer
    x = 32,564.81

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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.