Home / 19,827.92-27,363.96-11,329.84

Finding the Fourth Proportional to 19,827.92, 27,363.96 and 11,329.84

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Solution

The fourth proportional to 19,827.92, 27,363.96 and 11,329.84 is: 15,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.92 : 27,363.96 = 11,329.84 : x
  2. Step 2: Convert to fraction form
    19,827.92/27,363.96 = 11,329.84/x
  3. Step 3: Cross multiply
    19,827.92x = 27,363.96 × 11,329.84
  4. Step 4: Simplify right side
    19,827.92x = 310,029,220.16
  5. Step 5: Solve for x
    x = 310,029,220.16/19,827.92
  6. Step 6: Final answer
    x = 15,636.00

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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.