Home / 12,534.90-18,765.42-9,262.59

Finding the Fourth Proportional to 12,534.90, 18,765.42 and 9,262.59

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Solution

The fourth proportional to 12,534.90, 18,765.42 and 9,262.59 is: 13,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.90 : 18,765.42 = 9,262.59 : x
  2. Step 2: Convert to fraction form
    12,534.90/18,765.42 = 9,262.59/x
  3. Step 3: Cross multiply
    12,534.90x = 18,765.42 × 9,262.59
  4. Step 4: Simplify right side
    12,534.90x = 173,816,391.64
  5. Step 5: Solve for x
    x = 173,816,391.64/12,534.90
  6. Step 6: Final answer
    x = 13,866.60

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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.