Home / 19,415.27-29,122.90-6,269.57

Finding the Fourth Proportional to 19,415.27, 29,122.90 and 6,269.57

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Solution

The fourth proportional to 19,415.27, 29,122.90 and 6,269.57 is: 9,404.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.27 : 29,122.90 = 6,269.57 : x
  2. Step 2: Convert to fraction form
    19,415.27/29,122.90 = 6,269.57/x
  3. Step 3: Cross multiply
    19,415.27x = 29,122.90 × 6,269.57
  4. Step 4: Simplify right side
    19,415.27x = 182,588,060.15
  5. Step 5: Solve for x
    x = 182,588,060.15/19,415.27
  6. Step 6: Final answer
    x = 9,404.35

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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.