Home / 19,766.89-29,673.42-15,609.70

Finding the Fourth Proportional to 19,766.89, 29,673.42 and 15,609.70

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Solution

The fourth proportional to 19,766.89, 29,673.42 and 15,609.70 is: 23,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.89 : 29,673.42 = 15,609.70 : x
  2. Step 2: Convert to fraction form
    19,766.89/29,673.42 = 15,609.70/x
  3. Step 3: Cross multiply
    19,766.89x = 29,673.42 × 15,609.70
  4. Step 4: Simplify right side
    19,766.89x = 463,193,184.17
  5. Step 5: Solve for x
    x = 463,193,184.17/19,766.89
  6. Step 6: Final answer
    x = 23,432.78

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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.