Home / 13,032.80-19,541.92-4,267

Finding the Fourth Proportional to 13,032.80, 19,541.92 and 4,267

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Solution

The fourth proportional to 13,032.80, 19,541.92 and 4,267 is: 6,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.80 : 19,541.92 = 4,267 : x
  2. Step 2: Convert to fraction form
    13,032.80/19,541.92 = 4,267/x
  3. Step 3: Cross multiply
    13,032.80x = 19,541.92 × 4,267
  4. Step 4: Simplify right side
    13,032.80x = 83,385,372.64
  5. Step 5: Solve for x
    x = 83,385,372.64/13,032.80
  6. Step 6: Final answer
    x = 6,398.12

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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.