Home / 32,418.18-44,734.41-18,274.50

Finding the Fourth Proportional to 32,418.18, 44,734.41 and 18,274.50

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Solution

The fourth proportional to 32,418.18, 44,734.41 and 18,274.50 is: 25,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,418.18 : 44,734.41 = 18,274.50 : x
  2. Step 2: Convert to fraction form
    32,418.18/44,734.41 = 18,274.50/x
  3. Step 3: Cross multiply
    32,418.18x = 44,734.41 × 18,274.50
  4. Step 4: Simplify right side
    32,418.18x = 817,498,975.55
  5. Step 5: Solve for x
    x = 817,498,975.55/32,418.18
  6. Step 6: Final answer
    x = 25,217.30

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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.