Home / 13,733.88-20,577.28-9,222.48

Finding the Fourth Proportional to 13,733.88, 20,577.28 and 9,222.48

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Solution

The fourth proportional to 13,733.88, 20,577.28 and 9,222.48 is: 13,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.88 : 20,577.28 = 9,222.48 : x
  2. Step 2: Convert to fraction form
    13,733.88/20,577.28 = 9,222.48/x
  3. Step 3: Cross multiply
    13,733.88x = 20,577.28 × 9,222.48
  4. Step 4: Simplify right side
    13,733.88x = 189,773,641.95
  5. Step 5: Solve for x
    x = 189,773,641.95/13,733.88
  6. Step 6: Final answer
    x = 13,817.92

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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.