Home / 55,277.08-82,940.10-28,975.56

Finding the Fourth Proportional to 55,277.08, 82,940.10 and 28,975.56

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Solution

The fourth proportional to 55,277.08, 82,940.10 and 28,975.56 is: 43,476.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.08 : 82,940.10 = 28,975.56 : x
  2. Step 2: Convert to fraction form
    55,277.08/82,940.10 = 28,975.56/x
  3. Step 3: Cross multiply
    55,277.08x = 82,940.10 × 28,975.56
  4. Step 4: Simplify right side
    55,277.08x = 2,403,235,843.96
  5. Step 5: Solve for x
    x = 2,403,235,843.96/55,277.08
  6. Step 6: Final answer
    x = 43,476.17

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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.