Home / 17,160.48-23,688.72-11,579.04

Finding the Fourth Proportional to 17,160.48, 23,688.72 and 11,579.04

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Solution

The fourth proportional to 17,160.48, 23,688.72 and 11,579.04 is: 15,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.48 : 23,688.72 = 11,579.04 : x
  2. Step 2: Convert to fraction form
    17,160.48/23,688.72 = 11,579.04/x
  3. Step 3: Cross multiply
    17,160.48x = 23,688.72 × 11,579.04
  4. Step 4: Simplify right side
    17,160.48x = 274,292,636.43
  5. Step 5: Solve for x
    x = 274,292,636.43/17,160.48
  6. Step 6: Final answer
    x = 15,983.97

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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.