Home / 21,785.63-32,683.91-6,203.25

Finding the Fourth Proportional to 21,785.63, 32,683.91 and 6,203.25

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Solution

The fourth proportional to 21,785.63, 32,683.91 and 6,203.25 is: 9,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,785.63 : 32,683.91 = 6,203.25 : x
  2. Step 2: Convert to fraction form
    21,785.63/32,683.91 = 6,203.25/x
  3. Step 3: Cross multiply
    21,785.63x = 32,683.91 × 6,203.25
  4. Step 4: Simplify right side
    21,785.63x = 202,746,433.69
  5. Step 5: Solve for x
    x = 202,746,433.69/21,785.63
  6. Step 6: Final answer
    x = 9,306.43

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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.