Home / 55,012.20-82,477.83-17,550.71

Finding the Fourth Proportional to 55,012.20, 82,477.83 and 17,550.71

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Solution

The fourth proportional to 55,012.20, 82,477.83 and 17,550.71 is: 26,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.20 : 82,477.83 = 17,550.71 : x
  2. Step 2: Convert to fraction form
    55,012.20/82,477.83 = 17,550.71/x
  3. Step 3: Cross multiply
    55,012.20x = 82,477.83 × 17,550.71
  4. Step 4: Simplify right side
    55,012.20x = 1,447,544,475.76
  5. Step 5: Solve for x
    x = 1,447,544,475.76/55,012.20
  6. Step 6: Final answer
    x = 26,313.15

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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.