Home / 29,979.48-41,369.52-16,550.76

Finding the Fourth Proportional to 29,979.48, 41,369.52 and 16,550.76

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Solution

The fourth proportional to 29,979.48, 41,369.52 and 16,550.76 is: 22,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,979.48 : 41,369.52 = 16,550.76 : x
  2. Step 2: Convert to fraction form
    29,979.48/41,369.52 = 16,550.76/x
  3. Step 3: Cross multiply
    29,979.48x = 41,369.52 × 16,550.76
  4. Step 4: Simplify right side
    29,979.48x = 684,696,996.84
  5. Step 5: Solve for x
    x = 684,696,996.84/29,979.48
  6. Step 6: Final answer
    x = 22,838.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.