Home / 25,620.54-38,442.65-9,820.37

Finding the Fourth Proportional to 25,620.54, 38,442.65 and 9,820.37

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Solution

The fourth proportional to 25,620.54, 38,442.65 and 9,820.37 is: 14,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.54 : 38,442.65 = 9,820.37 : x
  2. Step 2: Convert to fraction form
    25,620.54/38,442.65 = 9,820.37/x
  3. Step 3: Cross multiply
    25,620.54x = 38,442.65 × 9,820.37
  4. Step 4: Simplify right side
    25,620.54x = 377,520,805.47
  5. Step 5: Solve for x
    x = 377,520,805.47/25,620.54
  6. Step 6: Final answer
    x = 14,735.08

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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.