Home / 27,108.60-40,583.70-19,332.60

Finding the Fourth Proportional to 27,108.60, 40,583.70 and 19,332.60

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Solution

The fourth proportional to 27,108.60, 40,583.70 and 19,332.60 is: 28,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.60 : 40,583.70 = 19,332.60 : x
  2. Step 2: Convert to fraction form
    27,108.60/40,583.70 = 19,332.60/x
  3. Step 3: Cross multiply
    27,108.60x = 40,583.70 × 19,332.60
  4. Step 4: Simplify right side
    27,108.60x = 784,588,438.62
  5. Step 5: Solve for x
    x = 784,588,438.62/27,108.60
  6. Step 6: Final answer
    x = 28,942.42

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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.