Home / 55,055.77-82,583.64-15,613.22

Finding the Fourth Proportional to 55,055.77, 82,583.64 and 15,613.22

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Solution

The fourth proportional to 55,055.77, 82,583.64 and 15,613.22 is: 23,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055.77 : 82,583.64 = 15,613.22 : x
  2. Step 2: Convert to fraction form
    55,055.77/82,583.64 = 15,613.22/x
  3. Step 3: Cross multiply
    55,055.77x = 82,583.64 × 15,613.22
  4. Step 4: Simplify right side
    55,055.77x = 1,289,396,539.72
  5. Step 5: Solve for x
    x = 1,289,396,539.72/55,055.77
  6. Step 6: Final answer
    x = 23,419.83

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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.