Home / 47,261.74-70,906.44-13,982.69

Finding the Fourth Proportional to 47,261.74, 70,906.44 and 13,982.69

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Solution

The fourth proportional to 47,261.74, 70,906.44 and 13,982.69 is: 20,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.74 : 70,906.44 = 13,982.69 : x
  2. Step 2: Convert to fraction form
    47,261.74/70,906.44 = 13,982.69/x
  3. Step 3: Cross multiply
    47,261.74x = 70,906.44 × 13,982.69
  4. Step 4: Simplify right side
    47,261.74x = 991,462,769.52
  5. Step 5: Solve for x
    x = 991,462,769.52/47,261.74
  6. Step 6: Final answer
    x = 20,978.13

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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.