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Finding the Fourth Proportional to 32,497.93, 48,717.73 and 12,790.02

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Solution

The fourth proportional to 32,497.93, 48,717.73 and 12,790.02 is: 19,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,497.93 : 48,717.73 = 12,790.02 : x
  2. Step 2: Convert to fraction form
    32,497.93/48,717.73 = 12,790.02/x
  3. Step 3: Cross multiply
    32,497.93x = 48,717.73 × 12,790.02
  4. Step 4: Simplify right side
    32,497.93x = 623,100,741.05
  5. Step 5: Solve for x
    x = 623,100,741.05/32,497.93
  6. Step 6: Final answer
    x = 19,173.55

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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.