Home / 14,548.89-20,059.85-11,319.65

Finding the Fourth Proportional to 14,548.89, 20,059.85 and 11,319.65

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Solution

The fourth proportional to 14,548.89, 20,059.85 and 11,319.65 is: 15,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.89 : 20,059.85 = 11,319.65 : x
  2. Step 2: Convert to fraction form
    14,548.89/20,059.85 = 11,319.65/x
  3. Step 3: Cross multiply
    14,548.89x = 20,059.85 × 11,319.65
  4. Step 4: Simplify right side
    14,548.89x = 227,070,380.75
  5. Step 5: Solve for x
    x = 227,070,380.75/14,548.89
  6. Step 6: Final answer
    x = 15,607.41

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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.