Home / 17,887.79-24,685.24-11,177.31

Finding the Fourth Proportional to 17,887.79, 24,685.24 and 11,177.31

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Solution

The fourth proportional to 17,887.79, 24,685.24 and 11,177.31 is: 15,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.79 : 24,685.24 = 11,177.31 : x
  2. Step 2: Convert to fraction form
    17,887.79/24,685.24 = 11,177.31/x
  3. Step 3: Cross multiply
    17,887.79x = 24,685.24 × 11,177.31
  4. Step 4: Simplify right side
    17,887.79x = 275,914,579.90
  5. Step 5: Solve for x
    x = 275,914,579.90/17,887.79
  6. Step 6: Final answer
    x = 15,424.74

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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.