Home / 32,611.32-45,004.34-18,272.21

Finding the Fourth Proportional to 32,611.32, 45,004.34 and 18,272.21

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Solution

The fourth proportional to 32,611.32, 45,004.34 and 18,272.21 is: 25,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611.32 : 45,004.34 = 18,272.21 : x
  2. Step 2: Convert to fraction form
    32,611.32/45,004.34 = 18,272.21/x
  3. Step 3: Cross multiply
    32,611.32x = 45,004.34 × 18,272.21
  4. Step 4: Simplify right side
    32,611.32x = 822,328,435.01
  5. Step 5: Solve for x
    x = 822,328,435.01/32,611.32
  6. Step 6: Final answer
    x = 25,216.04

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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.