Home / 25,051.20-37,581.12-8,412.84

Finding the Fourth Proportional to 25,051.20, 37,581.12 and 8,412.84

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Solution

The fourth proportional to 25,051.20, 37,581.12 and 8,412.84 is: 12,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,051.20 : 37,581.12 = 8,412.84 : x
  2. Step 2: Convert to fraction form
    25,051.20/37,581.12 = 8,412.84/x
  3. Step 3: Cross multiply
    25,051.20x = 37,581.12 × 8,412.84
  4. Step 4: Simplify right side
    25,051.20x = 316,163,949.58
  5. Step 5: Solve for x
    x = 316,163,949.58/25,051.20
  6. Step 6: Final answer
    x = 12,620.71

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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.