Home / 23,609.60-32,581.81-12,855.03

Finding the Fourth Proportional to 23,609.60, 32,581.81 and 12,855.03

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Solution

The fourth proportional to 23,609.60, 32,581.81 and 12,855.03 is: 17,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,609.60 : 32,581.81 = 12,855.03 : x
  2. Step 2: Convert to fraction form
    23,609.60/32,581.81 = 12,855.03/x
  3. Step 3: Cross multiply
    23,609.60x = 32,581.81 × 12,855.03
  4. Step 4: Simplify right side
    23,609.60x = 418,840,145.00
  5. Step 5: Solve for x
    x = 418,840,145.00/23,609.60
  6. Step 6: Final answer
    x = 17,740.25

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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.