Home / 25,068.24-34,630.20-20,025.84

Finding the Fourth Proportional to 25,068.24, 34,630.20 and 20,025.84

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Solution

The fourth proportional to 25,068.24, 34,630.20 and 20,025.84 is: 27,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,068.24 : 34,630.20 = 20,025.84 : x
  2. Step 2: Convert to fraction form
    25,068.24/34,630.20 = 20,025.84/x
  3. Step 3: Cross multiply
    25,068.24x = 34,630.20 × 20,025.84
  4. Step 4: Simplify right side
    25,068.24x = 693,498,844.37
  5. Step 5: Solve for x
    x = 693,498,844.37/25,068.24
  6. Step 6: Final answer
    x = 27,664.44

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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.