Home / 19,724.85-29,569.66-7,241.97

Finding the Fourth Proportional to 19,724.85, 29,569.66 and 7,241.97

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Solution

The fourth proportional to 19,724.85, 29,569.66 and 7,241.97 is: 10,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.85 : 29,569.66 = 7,241.97 : x
  2. Step 2: Convert to fraction form
    19,724.85/29,569.66 = 7,241.97/x
  3. Step 3: Cross multiply
    19,724.85x = 29,569.66 × 7,241.97
  4. Step 4: Simplify right side
    19,724.85x = 214,142,683.41
  5. Step 5: Solve for x
    x = 214,142,683.41/19,724.85
  6. Step 6: Final answer
    x = 10,856.49

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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.