Home / 25,520.25-38,224.96-12,344.99

Finding the Fourth Proportional to 25,520.25, 38,224.96 and 12,344.99

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Solution

The fourth proportional to 25,520.25, 38,224.96 and 12,344.99 is: 18,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.25 : 38,224.96 = 12,344.99 : x
  2. Step 2: Convert to fraction form
    25,520.25/38,224.96 = 12,344.99/x
  3. Step 3: Cross multiply
    25,520.25x = 38,224.96 × 12,344.99
  4. Step 4: Simplify right side
    25,520.25x = 471,886,748.95
  5. Step 5: Solve for x
    x = 471,886,748.95/25,520.25
  6. Step 6: Final answer
    x = 18,490.68

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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.