Home / 25,901.54-38,768.76-13,404.37

Finding the Fourth Proportional to 25,901.54, 38,768.76 and 13,404.37

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Solution

The fourth proportional to 25,901.54, 38,768.76 and 13,404.37 is: 20,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.54 : 38,768.76 = 13,404.37 : x
  2. Step 2: Convert to fraction form
    25,901.54/38,768.76 = 13,404.37/x
  3. Step 3: Cross multiply
    25,901.54x = 38,768.76 × 13,404.37
  4. Step 4: Simplify right side
    25,901.54x = 519,670,803.48
  5. Step 5: Solve for x
    x = 519,670,803.48/25,901.54
  6. Step 6: Final answer
    x = 20,063.32

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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.