Home / 48,628.48-72,942.76-15,351.92

Finding the Fourth Proportional to 48,628.48, 72,942.76 and 15,351.92

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Solution

The fourth proportional to 48,628.48, 72,942.76 and 15,351.92 is: 23,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,628.48 : 72,942.76 = 15,351.92 : x
  2. Step 2: Convert to fraction form
    48,628.48/72,942.76 = 15,351.92/x
  3. Step 3: Cross multiply
    48,628.48x = 72,942.76 × 15,351.92
  4. Step 4: Simplify right side
    48,628.48x = 1,119,811,416.10
  5. Step 5: Solve for x
    x = 1,119,811,416.10/48,628.48
  6. Step 6: Final answer
    x = 23,027.89

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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.