Home / 30,724.92-46,109.25-13,199.76

Finding the Fourth Proportional to 30,724.92, 46,109.25 and 13,199.76

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Solution

The fourth proportional to 30,724.92, 46,109.25 and 13,199.76 is: 19,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,724.92 : 46,109.25 = 13,199.76 : x
  2. Step 2: Convert to fraction form
    30,724.92/46,109.25 = 13,199.76/x
  3. Step 3: Cross multiply
    30,724.92x = 46,109.25 × 13,199.76
  4. Step 4: Simplify right side
    30,724.92x = 608,631,033.78
  5. Step 5: Solve for x
    x = 608,631,033.78/30,724.92
  6. Step 6: Final answer
    x = 19,809.04

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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.