Home / 34,683.46-47,863.29-18,767.90

Finding the Fourth Proportional to 34,683.46, 47,863.29 and 18,767.90

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Solution

The fourth proportional to 34,683.46, 47,863.29 and 18,767.90 is: 25,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.46 : 47,863.29 = 18,767.90 : x
  2. Step 2: Convert to fraction form
    34,683.46/47,863.29 = 18,767.90/x
  3. Step 3: Cross multiply
    34,683.46x = 47,863.29 × 18,767.90
  4. Step 4: Simplify right side
    34,683.46x = 898,293,690.26
  5. Step 5: Solve for x
    x = 898,293,690.26/34,683.46
  6. Step 6: Final answer
    x = 25,899.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.