Home / 47,378.54-71,044.04-15,777.46

Finding the Fourth Proportional to 47,378.54, 71,044.04 and 15,777.46

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Solution

The fourth proportional to 47,378.54, 71,044.04 and 15,777.46 is: 23,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.54 : 71,044.04 = 15,777.46 : x
  2. Step 2: Convert to fraction form
    47,378.54/71,044.04 = 15,777.46/x
  3. Step 3: Cross multiply
    47,378.54x = 71,044.04 × 15,777.46
  4. Step 4: Simplify right side
    47,378.54x = 1,120,894,499.34
  5. Step 5: Solve for x
    x = 1,120,894,499.34/47,378.54
  6. Step 6: Final answer
    x = 23,658.27

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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.