Home / 16,718.12-25,060.50-8,372.72

Finding the Fourth Proportional to 16,718.12, 25,060.50 and 8,372.72

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Solution

The fourth proportional to 16,718.12, 25,060.50 and 8,372.72 is: 12,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.12 : 25,060.50 = 8,372.72 : x
  2. Step 2: Convert to fraction form
    16,718.12/25,060.50 = 8,372.72/x
  3. Step 3: Cross multiply
    16,718.12x = 25,060.50 × 8,372.72
  4. Step 4: Simplify right side
    16,718.12x = 209,824,549.56
  5. Step 5: Solve for x
    x = 209,824,549.56/16,718.12
  6. Step 6: Final answer
    x = 12,550.73

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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.