Home / 18,410.30-27,573.91-8,528.81

Finding the Fourth Proportional to 18,410.30, 27,573.91 and 8,528.81

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Solution

The fourth proportional to 18,410.30, 27,573.91 and 8,528.81 is: 12,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.30 : 27,573.91 = 8,528.81 : x
  2. Step 2: Convert to fraction form
    18,410.30/27,573.91 = 8,528.81/x
  3. Step 3: Cross multiply
    18,410.30x = 27,573.91 × 8,528.81
  4. Step 4: Simplify right side
    18,410.30x = 235,172,686.96
  5. Step 5: Solve for x
    x = 235,172,686.96/18,410.30
  6. Step 6: Final answer
    x = 12,773.98

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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.