Home / 47,063.68-70,579.86-18,976.48

Finding the Fourth Proportional to 47,063.68, 70,579.86 and 18,976.48

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Solution

The fourth proportional to 47,063.68, 70,579.86 and 18,976.48 is: 28,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,063.68 : 70,579.86 = 18,976.48 : x
  2. Step 2: Convert to fraction form
    47,063.68/70,579.86 = 18,976.48/x
  3. Step 3: Cross multiply
    47,063.68x = 70,579.86 × 18,976.48
  4. Step 4: Simplify right side
    47,063.68x = 1,339,357,301.69
  5. Step 5: Solve for x
    x = 1,339,357,301.69/47,063.68
  6. Step 6: Final answer
    x = 28,458.41

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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.