Home / 48,668.40-73,002.08-15,388.48

Finding the Fourth Proportional to 48,668.40, 73,002.08 and 15,388.48

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Solution

The fourth proportional to 48,668.40, 73,002.08 and 15,388.48 is: 23,082.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,668.40 : 73,002.08 = 15,388.48 : x
  2. Step 2: Convert to fraction form
    48,668.40/73,002.08 = 15,388.48/x
  3. Step 3: Cross multiply
    48,668.40x = 73,002.08 × 15,388.48
  4. Step 4: Simplify right side
    48,668.40x = 1,123,391,048.04
  5. Step 5: Solve for x
    x = 1,123,391,048.04/48,668.40
  6. Step 6: Final answer
    x = 23,082.56

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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.