Home / 32,432.08-48,628.62-12,687.12

Finding the Fourth Proportional to 32,432.08, 48,628.62 and 12,687.12

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Solution

The fourth proportional to 32,432.08, 48,628.62 and 12,687.12 is: 19,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,432.08 : 48,628.62 = 12,687.12 : x
  2. Step 2: Convert to fraction form
    32,432.08/48,628.62 = 12,687.12/x
  3. Step 3: Cross multiply
    32,432.08x = 48,628.62 × 12,687.12
  4. Step 4: Simplify right side
    32,432.08x = 616,957,137.37
  5. Step 5: Solve for x
    x = 616,957,137.37/32,432.08
  6. Step 6: Final answer
    x = 19,023.05

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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.