Home / 12,958.26-19,434.15-3,724.26

Finding the Fourth Proportional to 12,958.26, 19,434.15 and 3,724.26

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Solution

The fourth proportional to 12,958.26, 19,434.15 and 3,724.26 is: 5,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958.26 : 19,434.15 = 3,724.26 : x
  2. Step 2: Convert to fraction form
    12,958.26/19,434.15 = 3,724.26/x
  3. Step 3: Cross multiply
    12,958.26x = 19,434.15 × 3,724.26
  4. Step 4: Simplify right side
    12,958.26x = 72,377,827.48
  5. Step 5: Solve for x
    x = 72,377,827.48/12,958.26
  6. Step 6: Final answer
    x = 5,585.46

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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.