Home / 18,370.77-27,542.28-9,476.55

Finding the Fourth Proportional to 18,370.77, 27,542.28 and 9,476.55

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Solution

The fourth proportional to 18,370.77, 27,542.28 and 9,476.55 is: 14,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.77 : 27,542.28 = 9,476.55 : x
  2. Step 2: Convert to fraction form
    18,370.77/27,542.28 = 9,476.55/x
  3. Step 3: Cross multiply
    18,370.77x = 27,542.28 × 9,476.55
  4. Step 4: Simplify right side
    18,370.77x = 261,005,793.53
  5. Step 5: Solve for x
    x = 261,005,793.53/18,370.77
  6. Step 6: Final answer
    x = 14,207.67

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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.