Home / 37,984.72-56,982.48-11,691.64

Finding the Fourth Proportional to 37,984.72, 56,982.48 and 11,691.64

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Solution

The fourth proportional to 37,984.72, 56,982.48 and 11,691.64 is: 17,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,984.72 : 56,982.48 = 11,691.64 : x
  2. Step 2: Convert to fraction form
    37,984.72/56,982.48 = 11,691.64/x
  3. Step 3: Cross multiply
    37,984.72x = 56,982.48 × 11,691.64
  4. Step 4: Simplify right side
    37,984.72x = 666,218,642.47
  5. Step 5: Solve for x
    x = 666,218,642.47/37,984.72
  6. Step 6: Final answer
    x = 17,539.12

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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.