Home / 34,683.56-47,863.32-18,767.96

Finding the Fourth Proportional to 34,683.56, 47,863.32 and 18,767.96

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Solution

The fourth proportional to 34,683.56, 47,863.32 and 18,767.96 is: 25,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.56 : 47,863.32 = 18,767.96 : x
  2. Step 2: Convert to fraction form
    34,683.56/47,863.32 = 18,767.96/x
  3. Step 3: Cross multiply
    34,683.56x = 47,863.32 × 18,767.96
  4. Step 4: Simplify right side
    34,683.56x = 898,296,875.23
  5. Step 5: Solve for x
    x = 898,296,875.23/34,683.56
  6. Step 6: Final answer
    x = 25,899.79

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1.5x scale

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.