Home / 25,544.76-35,255.34-15,474.36

Finding the Fourth Proportional to 25,544.76, 35,255.34 and 15,474.36

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Solution

The fourth proportional to 25,544.76, 35,255.34 and 15,474.36 is: 21,356.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,544.76 : 35,255.34 = 15,474.36 : x
  2. Step 2: Convert to fraction form
    25,544.76/35,255.34 = 15,474.36/x
  3. Step 3: Cross multiply
    25,544.76x = 35,255.34 × 15,474.36
  4. Step 4: Simplify right side
    25,544.76x = 545,553,823.08
  5. Step 5: Solve for x
    x = 545,553,823.08/25,544.76
  6. Step 6: Final answer
    x = 21,356.78

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Half scale
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Double scale
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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.