Home / 55,550.27-83,325.38-18,110.32

Finding the Fourth Proportional to 55,550.27, 83,325.38 and 18,110.32

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Solution

The fourth proportional to 55,550.27, 83,325.38 and 18,110.32 is: 27,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,550.27 : 83,325.38 = 18,110.32 : x
  2. Step 2: Convert to fraction form
    55,550.27/83,325.38 = 18,110.32/x
  3. Step 3: Cross multiply
    55,550.27x = 83,325.38 × 18,110.32
  4. Step 4: Simplify right side
    55,550.27x = 1,509,048,997.06
  5. Step 5: Solve for x
    x = 1,509,048,997.06/55,550.27
  6. Step 6: Final answer
    x = 27,165.47

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1.5x scale

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.