Home / 28,548.59-39,380.78-16,610.54

Finding the Fourth Proportional to 28,548.59, 39,380.78 and 16,610.54

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Solution

The fourth proportional to 28,548.59, 39,380.78 and 16,610.54 is: 22,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548.59 : 39,380.78 = 16,610.54 : x
  2. Step 2: Convert to fraction form
    28,548.59/39,380.78 = 16,610.54/x
  3. Step 3: Cross multiply
    28,548.59x = 39,380.78 × 16,610.54
  4. Step 4: Simplify right side
    28,548.59x = 654,135,866.04
  5. Step 5: Solve for x
    x = 654,135,866.04/28,548.59
  6. Step 6: Final answer
    x = 22,913.07

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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.