Home / 19,614.08-27,067.35-10,661.55

Finding the Fourth Proportional to 19,614.08, 27,067.35 and 10,661.55

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Solution

The fourth proportional to 19,614.08, 27,067.35 and 10,661.55 is: 14,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.08 : 27,067.35 = 10,661.55 : x
  2. Step 2: Convert to fraction form
    19,614.08/27,067.35 = 10,661.55/x
  3. Step 3: Cross multiply
    19,614.08x = 27,067.35 × 10,661.55
  4. Step 4: Simplify right side
    19,614.08x = 288,579,905.39
  5. Step 5: Solve for x
    x = 288,579,905.39/19,614.08
  6. Step 6: Final answer
    x = 14,712.90

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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.