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Finding the Fourth Proportional to 19,357.73, 29,035.99 and 5,506.73

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Solution

The fourth proportional to 19,357.73, 29,035.99 and 5,506.73 is: 8,259.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.73 : 29,035.99 = 5,506.73 : x
  2. Step 2: Convert to fraction form
    19,357.73/29,035.99 = 5,506.73/x
  3. Step 3: Cross multiply
    19,357.73x = 29,035.99 × 5,506.73
  4. Step 4: Simplify right side
    19,357.73x = 159,893,357.21
  5. Step 5: Solve for x
    x = 159,893,357.21/19,357.73
  6. Step 6: Final answer
    x = 8,259.92

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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.