Home / 20,633.64-30,946.51-5,838.99

Finding the Fourth Proportional to 20,633.64, 30,946.51 and 5,838.99

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Solution

The fourth proportional to 20,633.64, 30,946.51 and 5,838.99 is: 8,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.64 : 30,946.51 = 5,838.99 : x
  2. Step 2: Convert to fraction form
    20,633.64/30,946.51 = 5,838.99/x
  3. Step 3: Cross multiply
    20,633.64x = 30,946.51 × 5,838.99
  4. Step 4: Simplify right side
    20,633.64x = 180,696,362.42
  5. Step 5: Solve for x
    x = 180,696,362.42/20,633.64
  6. Step 6: Final answer
    x = 8,757.37

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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.