Home / 47,582.56-71,294.64-30,921.76

Finding the Fourth Proportional to 47,582.56, 71,294.64 and 30,921.76

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Solution

The fourth proportional to 47,582.56, 71,294.64 and 30,921.76 is: 46,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,582.56 : 71,294.64 = 30,921.76 : x
  2. Step 2: Convert to fraction form
    47,582.56/71,294.64 = 30,921.76/x
  3. Step 3: Cross multiply
    47,582.56x = 71,294.64 × 30,921.76
  4. Step 4: Simplify right side
    47,582.56x = 2,204,555,747.37
  5. Step 5: Solve for x
    x = 2,204,555,747.37/47,582.56
  6. Step 6: Final answer
    x = 46,331.17

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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.