Home / 18,435.34-27,656.15-5,953.85

Finding the Fourth Proportional to 18,435.34, 27,656.15 and 5,953.85

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Solution

The fourth proportional to 18,435.34, 27,656.15 and 5,953.85 is: 8,931.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435.34 : 27,656.15 = 5,953.85 : x
  2. Step 2: Convert to fraction form
    18,435.34/27,656.15 = 5,953.85/x
  3. Step 3: Cross multiply
    18,435.34x = 27,656.15 × 5,953.85
  4. Step 4: Simplify right side
    18,435.34x = 164,660,400.63
  5. Step 5: Solve for x
    x = 164,660,400.63/18,435.34
  6. Step 6: Final answer
    x = 8,931.78

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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.