Home / 16,390.76-24,588.32-5,294.75

Finding the Fourth Proportional to 16,390.76, 24,588.32 and 5,294.75

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Solution

The fourth proportional to 16,390.76, 24,588.32 and 5,294.75 is: 7,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.76 : 24,588.32 = 5,294.75 : x
  2. Step 2: Convert to fraction form
    16,390.76/24,588.32 = 5,294.75/x
  3. Step 3: Cross multiply
    16,390.76x = 24,588.32 × 5,294.75
  4. Step 4: Simplify right side
    16,390.76x = 130,188,857.90
  5. Step 5: Solve for x
    x = 130,188,857.90/16,390.76
  6. Step 6: Final answer
    x = 7,942.82

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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.