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Finding the Fourth Proportional to 32,522.94, 48,772.17 and 12,790.71

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Solution

The fourth proportional to 32,522.94, 48,772.17 and 12,790.71 is: 19,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,522.94 : 48,772.17 = 12,790.71 : x
  2. Step 2: Convert to fraction form
    32,522.94/48,772.17 = 12,790.71/x
  3. Step 3: Cross multiply
    32,522.94x = 48,772.17 × 12,790.71
  4. Step 4: Simplify right side
    32,522.94x = 623,830,682.54
  5. Step 5: Solve for x
    x = 623,830,682.54/32,522.94
  6. Step 6: Final answer
    x = 19,181.25

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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.