Home / 25,201.27-34,777.24-15,775.03

Finding the Fourth Proportional to 25,201.27, 34,777.24 and 15,775.03

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Solution

The fourth proportional to 25,201.27, 34,777.24 and 15,775.03 is: 21,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,201.27 : 34,777.24 = 15,775.03 : x
  2. Step 2: Convert to fraction form
    25,201.27/34,777.24 = 15,775.03/x
  3. Step 3: Cross multiply
    25,201.27x = 34,777.24 × 15,775.03
  4. Step 4: Simplify right side
    25,201.27x = 548,612,004.32
  5. Step 5: Solve for x
    x = 548,612,004.32/25,201.27
  6. Step 6: Final answer
    x = 21,769.22

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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.