Home / 23,313.66-32,172.86-12,703.30

Finding the Fourth Proportional to 23,313.66, 32,172.86 and 12,703.30

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Solution

The fourth proportional to 23,313.66, 32,172.86 and 12,703.30 is: 17,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.66 : 32,172.86 = 12,703.30 : x
  2. Step 2: Convert to fraction form
    23,313.66/32,172.86 = 12,703.30/x
  3. Step 3: Cross multiply
    23,313.66x = 32,172.86 × 12,703.30
  4. Step 4: Simplify right side
    23,313.66x = 408,701,492.44
  5. Step 5: Solve for x
    x = 408,701,492.44/23,313.66
  6. Step 6: Final answer
    x = 17,530.56

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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.