Home / 15,845.80-23,739.90-9,682.60

Finding the Fourth Proportional to 15,845.80, 23,739.90 and 9,682.60

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Solution

The fourth proportional to 15,845.80, 23,739.90 and 9,682.60 is: 14,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.80 : 23,739.90 = 9,682.60 : x
  2. Step 2: Convert to fraction form
    15,845.80/23,739.90 = 9,682.60/x
  3. Step 3: Cross multiply
    15,845.80x = 23,739.90 × 9,682.60
  4. Step 4: Simplify right side
    15,845.80x = 229,863,955.74
  5. Step 5: Solve for x
    x = 229,863,955.74/15,845.80
  6. Step 6: Final answer
    x = 14,506.30

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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.