Home / 32,411.20-48,616.80-17,665.60

Finding the Fourth Proportional to 32,411.20, 48,616.80 and 17,665.60

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Solution

The fourth proportional to 32,411.20, 48,616.80 and 17,665.60 is: 26,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.20 : 48,616.80 = 17,665.60 : x
  2. Step 2: Convert to fraction form
    32,411.20/48,616.80 = 17,665.60/x
  3. Step 3: Cross multiply
    32,411.20x = 48,616.80 × 17,665.60
  4. Step 4: Simplify right side
    32,411.20x = 858,844,942.08
  5. Step 5: Solve for x
    x = 858,844,942.08/32,411.20
  6. Step 6: Final answer
    x = 26,498.40

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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.