Home / 39,774.24-54,896.80-25,229.02

Finding the Fourth Proportional to 39,774.24, 54,896.80 and 25,229.02

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Solution

The fourth proportional to 39,774.24, 54,896.80 and 25,229.02 is: 34,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,774.24 : 54,896.80 = 25,229.02 : x
  2. Step 2: Convert to fraction form
    39,774.24/54,896.80 = 25,229.02/x
  3. Step 3: Cross multiply
    39,774.24x = 54,896.80 × 25,229.02
  4. Step 4: Simplify right side
    39,774.24x = 1,384,992,264.82
  5. Step 5: Solve for x
    x = 1,384,992,264.82/39,774.24
  6. Step 6: Final answer
    x = 34,821.34

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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.