Home / 55,495.50-76,585.68-30,346.62

Finding the Fourth Proportional to 55,495.50, 76,585.68 and 30,346.62

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Solution

The fourth proportional to 55,495.50, 76,585.68 and 30,346.62 is: 41,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495.50 : 76,585.68 = 30,346.62 : x
  2. Step 2: Convert to fraction form
    55,495.50/76,585.68 = 30,346.62/x
  3. Step 3: Cross multiply
    55,495.50x = 76,585.68 × 30,346.62
  4. Step 4: Simplify right side
    55,495.50x = 2,324,116,528.40
  5. Step 5: Solve for x
    x = 2,324,116,528.40/55,495.50
  6. Step 6: Final answer
    x = 41,879.37

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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.