Home / 25,505.52-38,235.24-9,085.68

Finding the Fourth Proportional to 25,505.52, 38,235.24 and 9,085.68

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Solution

The fourth proportional to 25,505.52, 38,235.24 and 9,085.68 is: 13,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,505.52 : 38,235.24 = 9,085.68 : x
  2. Step 2: Convert to fraction form
    25,505.52/38,235.24 = 9,085.68/x
  3. Step 3: Cross multiply
    25,505.52x = 38,235.24 × 9,085.68
  4. Step 4: Simplify right side
    25,505.52x = 347,393,155.36
  5. Step 5: Solve for x
    x = 347,393,155.36/25,505.52
  6. Step 6: Final answer
    x = 13,620.31

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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.