Home / 12,370.62-18,528.30-9,588.90

Finding the Fourth Proportional to 12,370.62, 18,528.30 and 9,588.90

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Solution

The fourth proportional to 12,370.62, 18,528.30 and 9,588.90 is: 14,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.62 : 18,528.30 = 9,588.90 : x
  2. Step 2: Convert to fraction form
    12,370.62/18,528.30 = 9,588.90/x
  3. Step 3: Cross multiply
    12,370.62x = 18,528.30 × 9,588.90
  4. Step 4: Simplify right side
    12,370.62x = 177,666,015.87
  5. Step 5: Solve for x
    x = 177,666,015.87/12,370.62
  6. Step 6: Final answer
    x = 14,361.93

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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.