Home / 55,495.38-76,582.04-30,343.26

Finding the Fourth Proportional to 55,495.38, 76,582.04 and 30,343.26

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Solution

The fourth proportional to 55,495.38, 76,582.04 and 30,343.26 is: 41,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495.38 : 76,582.04 = 30,343.26 : x
  2. Step 2: Convert to fraction form
    55,495.38/76,582.04 = 30,343.26/x
  3. Step 3: Cross multiply
    55,495.38x = 76,582.04 × 30,343.26
  4. Step 4: Simplify right side
    55,495.38x = 2,323,748,751.05
  5. Step 5: Solve for x
    x = 2,323,748,751.05/55,495.38
  6. Step 6: Final answer
    x = 41,872.83

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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.