Home / 14,883.30-20,534.58-9,222.21

Finding the Fourth Proportional to 14,883.30, 20,534.58 and 9,222.21

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Solution

The fourth proportional to 14,883.30, 20,534.58 and 9,222.21 is: 12,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883.30 : 20,534.58 = 9,222.21 : x
  2. Step 2: Convert to fraction form
    14,883.30/20,534.58 = 9,222.21/x
  3. Step 3: Cross multiply
    14,883.30x = 20,534.58 × 9,222.21
  4. Step 4: Simplify right side
    14,883.30x = 189,374,209.02
  5. Step 5: Solve for x
    x = 189,374,209.02/14,883.30
  6. Step 6: Final answer
    x = 12,723.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.