Home / 19,669.59-29,504.39-5,818.59

Finding the Fourth Proportional to 19,669.59, 29,504.39 and 5,818.59

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Solution

The fourth proportional to 19,669.59, 29,504.39 and 5,818.59 is: 8,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669.59 : 29,504.39 = 5,818.59 : x
  2. Step 2: Convert to fraction form
    19,669.59/29,504.39 = 5,818.59/x
  3. Step 3: Cross multiply
    19,669.59x = 29,504.39 × 5,818.59
  4. Step 4: Simplify right side
    19,669.59x = 171,673,919.52
  5. Step 5: Solve for x
    x = 171,673,919.52/19,669.59
  6. Step 6: Final answer
    x = 8,727.89

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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.