Home / 31,401.07-47,101.53-8,027.44

Finding the Fourth Proportional to 31,401.07, 47,101.53 and 8,027.44

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Solution

The fourth proportional to 31,401.07, 47,101.53 and 8,027.44 is: 12,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,401.07 : 47,101.53 = 8,027.44 : x
  2. Step 2: Convert to fraction form
    31,401.07/47,101.53 = 8,027.44/x
  3. Step 3: Cross multiply
    31,401.07x = 47,101.53 × 8,027.44
  4. Step 4: Simplify right side
    31,401.07x = 378,104,470.48
  5. Step 5: Solve for x
    x = 378,104,470.48/31,401.07
  6. Step 6: Final answer
    x = 12,041.14

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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.