Home / 32,760.68-49,148.40-11,984

Finding the Fourth Proportional to 32,760.68, 49,148.40 and 11,984

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Solution

The fourth proportional to 32,760.68, 49,148.40 and 11,984 is: 17,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,760.68 : 49,148.40 = 11,984 : x
  2. Step 2: Convert to fraction form
    32,760.68/49,148.40 = 11,984/x
  3. Step 3: Cross multiply
    32,760.68x = 49,148.40 × 11,984
  4. Step 4: Simplify right side
    32,760.68x = 588,994,425.60
  5. Step 5: Solve for x
    x = 588,994,425.60/32,760.68
  6. Step 6: Final answer
    x = 17,978.70

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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.