Home / 19,756.59-29,637.60-8,067.07

Finding the Fourth Proportional to 19,756.59, 29,637.60 and 8,067.07

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Solution

The fourth proportional to 19,756.59, 29,637.60 and 8,067.07 is: 12,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.59 : 29,637.60 = 8,067.07 : x
  2. Step 2: Convert to fraction form
    19,756.59/29,637.60 = 8,067.07/x
  3. Step 3: Cross multiply
    19,756.59x = 29,637.60 × 8,067.07
  4. Step 4: Simplify right side
    19,756.59x = 239,088,593.83
  5. Step 5: Solve for x
    x = 239,088,593.83/19,756.59
  6. Step 6: Final answer
    x = 12,101.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.