Home / 13,884.24-19,160.36-8,577.84

Finding the Fourth Proportional to 13,884.24, 19,160.36 and 8,577.84

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Solution

The fourth proportional to 13,884.24, 19,160.36 and 8,577.84 is: 11,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.24 : 19,160.36 = 8,577.84 : x
  2. Step 2: Convert to fraction form
    13,884.24/19,160.36 = 8,577.84/x
  3. Step 3: Cross multiply
    13,884.24x = 19,160.36 × 8,577.84
  4. Step 4: Simplify right side
    13,884.24x = 164,354,502.42
  5. Step 5: Solve for x
    x = 164,354,502.42/13,884.24
  6. Step 6: Final answer
    x = 11,837.49

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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.