Home / 49,152.43-73,716.49-21,069.30

Finding the Fourth Proportional to 49,152.43, 73,716.49 and 21,069.30

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Solution

The fourth proportional to 49,152.43, 73,716.49 and 21,069.30 is: 31,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,152.43 : 73,716.49 = 21,069.30 : x
  2. Step 2: Convert to fraction form
    49,152.43/73,716.49 = 21,069.30/x
  3. Step 3: Cross multiply
    49,152.43x = 73,716.49 × 21,069.30
  4. Step 4: Simplify right side
    49,152.43x = 1,553,154,790.08
  5. Step 5: Solve for x
    x = 1,553,154,790.08/49,152.43
  6. Step 6: Final answer
    x = 31,598.74

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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.