Home / 32,550.52-48,792.86-12,821.40

Finding the Fourth Proportional to 32,550.52, 48,792.86 and 12,821.40

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Solution

The fourth proportional to 32,550.52, 48,792.86 and 12,821.40 is: 19,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,550.52 : 48,792.86 = 12,821.40 : x
  2. Step 2: Convert to fraction form
    32,550.52/48,792.86 = 12,821.40/x
  3. Step 3: Cross multiply
    32,550.52x = 48,792.86 × 12,821.40
  4. Step 4: Simplify right side
    32,550.52x = 625,592,775.20
  5. Step 5: Solve for x
    x = 625,592,775.20/32,550.52
  6. Step 6: Final answer
    x = 19,219.13

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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.