Home / 31,636.14-47,454.26-9,447.77

Finding the Fourth Proportional to 31,636.14, 47,454.26 and 9,447.77

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Solution

The fourth proportional to 31,636.14, 47,454.26 and 9,447.77 is: 14,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.14 : 47,454.26 = 9,447.77 : x
  2. Step 2: Convert to fraction form
    31,636.14/47,454.26 = 9,447.77/x
  3. Step 3: Cross multiply
    31,636.14x = 47,454.26 × 9,447.77
  4. Step 4: Simplify right side
    31,636.14x = 448,337,005.40
  5. Step 5: Solve for x
    x = 448,337,005.40/31,636.14
  6. Step 6: Final answer
    x = 14,171.67

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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.