Home / 25,620.20-35,356.26-14,442.92

Finding the Fourth Proportional to 25,620.20, 35,356.26 and 14,442.92

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Solution

The fourth proportional to 25,620.20, 35,356.26 and 14,442.92 is: 19,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.20 : 35,356.26 = 14,442.92 : x
  2. Step 2: Convert to fraction form
    25,620.20/35,356.26 = 14,442.92/x
  3. Step 3: Cross multiply
    25,620.20x = 35,356.26 × 14,442.92
  4. Step 4: Simplify right side
    25,620.20x = 510,647,634.68
  5. Step 5: Solve for x
    x = 510,647,634.68/25,620.20
  6. Step 6: Final answer
    x = 19,931.45

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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.