Home / 23,472.11-32,392.32-12,861.74

Finding the Fourth Proportional to 23,472.11, 32,392.32 and 12,861.74

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Solution

The fourth proportional to 23,472.11, 32,392.32 and 12,861.74 is: 17,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,472.11 : 32,392.32 = 12,861.74 : x
  2. Step 2: Convert to fraction form
    23,472.11/32,392.32 = 12,861.74/x
  3. Step 3: Cross multiply
    23,472.11x = 32,392.32 × 12,861.74
  4. Step 4: Simplify right side
    23,472.11x = 416,621,597.84
  5. Step 5: Solve for x
    x = 416,621,597.84/23,472.11
  6. Step 6: Final answer
    x = 17,749.64

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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.