Home / 33,389.76-50,084.64-13,663.92

Finding the Fourth Proportional to 33,389.76, 50,084.64 and 13,663.92

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Solution

The fourth proportional to 33,389.76, 50,084.64 and 13,663.92 is: 20,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.76 : 50,084.64 = 13,663.92 : x
  2. Step 2: Convert to fraction form
    33,389.76/50,084.64 = 13,663.92/x
  3. Step 3: Cross multiply
    33,389.76x = 50,084.64 × 13,663.92
  4. Step 4: Simplify right side
    33,389.76x = 684,352,514.19
  5. Step 5: Solve for x
    x = 684,352,514.19/33,389.76
  6. Step 6: Final answer
    x = 20,495.88

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1.5x scale

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.