Home / 32,639.20-48,960.40-17,087.20

Finding the Fourth Proportional to 32,639.20, 48,960.40 and 17,087.20

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Solution

The fourth proportional to 32,639.20, 48,960.40 and 17,087.20 is: 25,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.20 : 48,960.40 = 17,087.20 : x
  2. Step 2: Convert to fraction form
    32,639.20/48,960.40 = 17,087.20/x
  3. Step 3: Cross multiply
    32,639.20x = 48,960.40 × 17,087.20
  4. Step 4: Simplify right side
    32,639.20x = 836,596,146.88
  5. Step 5: Solve for x
    x = 836,596,146.88/32,639.20
  6. Step 6: Final answer
    x = 25,631.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.