Home / 31,650.32-43,675.80-17,503.04

Finding the Fourth Proportional to 31,650.32, 43,675.80 and 17,503.04

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Solution

The fourth proportional to 31,650.32, 43,675.80 and 17,503.04 is: 24,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,650.32 : 43,675.80 = 17,503.04 : x
  2. Step 2: Convert to fraction form
    31,650.32/43,675.80 = 17,503.04/x
  3. Step 3: Cross multiply
    31,650.32x = 43,675.80 × 17,503.04
  4. Step 4: Simplify right side
    31,650.32x = 764,459,274.43
  5. Step 5: Solve for x
    x = 764,459,274.43/31,650.32
  6. Step 6: Final answer
    x = 24,153.29

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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.