Home / 47,080.79-70,621.30-11,542.26

Finding the Fourth Proportional to 47,080.79, 70,621.30 and 11,542.26

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Solution

The fourth proportional to 47,080.79, 70,621.30 and 11,542.26 is: 17,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,080.79 : 70,621.30 = 11,542.26 : x
  2. Step 2: Convert to fraction form
    47,080.79/70,621.30 = 11,542.26/x
  3. Step 3: Cross multiply
    47,080.79x = 70,621.30 × 11,542.26
  4. Step 4: Simplify right side
    47,080.79x = 815,129,406.14
  5. Step 5: Solve for x
    x = 815,129,406.14/47,080.79
  6. Step 6: Final answer
    x = 17,313.42

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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.