Home / 13,088.14-18,067.53-8,614.24

Finding the Fourth Proportional to 13,088.14, 18,067.53 and 8,614.24

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Solution

The fourth proportional to 13,088.14, 18,067.53 and 8,614.24 is: 11,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.14 : 18,067.53 = 8,614.24 : x
  2. Step 2: Convert to fraction form
    13,088.14/18,067.53 = 8,614.24/x
  3. Step 3: Cross multiply
    13,088.14x = 18,067.53 × 8,614.24
  4. Step 4: Simplify right side
    13,088.14x = 155,638,039.63
  5. Step 5: Solve for x
    x = 155,638,039.63/13,088.14
  6. Step 6: Final answer
    x = 11,891.53

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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.