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Finding the Fourth Proportional to 32,555.52, 48,800.36 and 12,826.40

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Solution

The fourth proportional to 32,555.52, 48,800.36 and 12,826.40 is: 19,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,555.52 : 48,800.36 = 12,826.40 : x
  2. Step 2: Convert to fraction form
    32,555.52/48,800.36 = 12,826.40/x
  3. Step 3: Cross multiply
    32,555.52x = 48,800.36 × 12,826.40
  4. Step 4: Simplify right side
    32,555.52x = 625,932,937.50
  5. Step 5: Solve for x
    x = 625,932,937.50/32,555.52
  6. Step 6: Final answer
    x = 19,226.63

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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.