Home / 21,370.04-32,059.11-8,883.29

Finding the Fourth Proportional to 21,370.04, 32,059.11 and 8,883.29

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Solution

The fourth proportional to 21,370.04, 32,059.11 and 8,883.29 is: 13,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370.04 : 32,059.11 = 8,883.29 : x
  2. Step 2: Convert to fraction form
    21,370.04/32,059.11 = 8,883.29/x
  3. Step 3: Cross multiply
    21,370.04x = 32,059.11 × 8,883.29
  4. Step 4: Simplify right side
    21,370.04x = 284,790,371.27
  5. Step 5: Solve for x
    x = 284,790,371.27/21,370.04
  6. Step 6: Final answer
    x = 13,326.62

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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.