Home / 14,888.72-20,542.24-9,586.60

Finding the Fourth Proportional to 14,888.72, 20,542.24 and 9,586.60

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Solution

The fourth proportional to 14,888.72, 20,542.24 and 9,586.60 is: 13,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,888.72 : 20,542.24 = 9,586.60 : x
  2. Step 2: Convert to fraction form
    14,888.72/20,542.24 = 9,586.60/x
  3. Step 3: Cross multiply
    14,888.72x = 20,542.24 × 9,586.60
  4. Step 4: Simplify right side
    14,888.72x = 196,930,237.98
  5. Step 5: Solve for x
    x = 196,930,237.98/14,888.72
  6. Step 6: Final answer
    x = 13,226.81

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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.