Home / 25,288.30-34,879.76-17,736.32

Finding the Fourth Proportional to 25,288.30, 34,879.76 and 17,736.32

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Solution

The fourth proportional to 25,288.30, 34,879.76 and 17,736.32 is: 24,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.30 : 34,879.76 = 17,736.32 : x
  2. Step 2: Convert to fraction form
    25,288.30/34,879.76 = 17,736.32/x
  3. Step 3: Cross multiply
    25,288.30x = 34,879.76 × 17,736.32
  4. Step 4: Simplify right side
    25,288.30x = 618,638,553.48
  5. Step 5: Solve for x
    x = 618,638,553.48/25,288.30
  6. Step 6: Final answer
    x = 24,463.43

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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.