Home / 20,796.88-31,197.92-9,549.52

Finding the Fourth Proportional to 20,796.88, 31,197.92 and 9,549.52

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Solution

The fourth proportional to 20,796.88, 31,197.92 and 9,549.52 is: 14,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,796.88 : 31,197.92 = 9,549.52 : x
  2. Step 2: Convert to fraction form
    20,796.88/31,197.92 = 9,549.52/x
  3. Step 3: Cross multiply
    20,796.88x = 31,197.92 × 9,549.52
  4. Step 4: Simplify right side
    20,796.88x = 297,925,161.00
  5. Step 5: Solve for x
    x = 297,925,161.00/20,796.88
  6. Step 6: Final answer
    x = 14,325.47

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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.