Home / 38,694.70-53,356.08-25,240.60

Finding the Fourth Proportional to 38,694.70, 53,356.08 and 25,240.60

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Solution

The fourth proportional to 38,694.70, 53,356.08 and 25,240.60 is: 34,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,694.70 : 53,356.08 = 25,240.60 : x
  2. Step 2: Convert to fraction form
    38,694.70/53,356.08 = 25,240.60/x
  3. Step 3: Cross multiply
    38,694.70x = 53,356.08 × 25,240.60
  4. Step 4: Simplify right side
    38,694.70x = 1,346,739,472.85
  5. Step 5: Solve for x
    x = 1,346,739,472.85/38,694.70
  6. Step 6: Final answer
    x = 34,804.24

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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.